Disruptions & planned work

Engineering work is taking place in the Harringay and Hornsey areas, closing some lines overnight. From 22:30 on Monday to Friday evenings until 05:10 on Tuesday to Saturday mornings, no trains will call at Harringay or Hornsey. You can use your ticket at no extra cost on London buses to / from Harringay and Hornsey to complete your journey. Check before you travel: You can plan your journey using the National Rail Journey Planner . You can plan your journey on London Buses by using the Transport for London Journey Planner .

From 4 Jan 2027, 00:00 · Until 9 Jan 2027, 23:59 · Source changed 16 Oct 2026, 16:27

Operators: Great Northern

Engineering work is taking place in the Harringay / Hornsey area, closing some lines early on Sunday morning. Before 08:30, trains will not call at Harringay or Hornsey. Additionally, a reduced service will run between Finsbury Park and London Kings Cross. Paper tickets will be accepted at no extra cost on London Buses / London Underground to complete your journey. Check before you travel: You can plan your journey using the National Rail Journey Planner . You can plan your journey on London Buses / Underground by using the Transport for London Journey Planner .

From 3 Jan 2027, 00:00 · Until 3 Jan 2027, 23:59 · Source changed 16 Oct 2026, 06:50

Operators: Great Northern

Engineering work is taking place between Shrewsbury and Welshpool / Llandrindod / Newport (South Wales), closing all lines. Buses will replace trains between: Shrewsbury and Welshpool Shrewsbury and Llandrindod Shrewsbury and Newport (South Wales) Check before you travel: You can plan your journey using the National Rail Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 13 Dec 2026, 00:00 · Until 13 Dec 2026, 23:59 · Source changed 15 Oct 2026, 09:06

Operators: Transport for Wales

Engineering work is taking place between Swindon and Bristol Parkway, closing all lines late on Monday to Thursday evenings. As a result, the 22:49 London Paddington to Swansea will divert between Swindon and Bristol Parkway (via Bath Spa – not calling). It will run later than normal to Newport and beyond. Check before you travel: You can plan your journey using the National Rail Journey Planner .

From 23 Nov 2026, 00:00 · Until 26 Nov 2026, 23:59 · Source changed 14 Oct 2026, 11:30

Operators: Great Western Railway

Engineering work is taking place between Manchester Piccadilly and Stockport, closing all lines until 10:00. Avanti West Coast: Until 10:00 on Sunday, no service will run to / from Manchester Piccadilly. CrossCountry: The 08:26 Manchester Piccadilly to Bournemouth service will start from Birmingham International. The 09:27 Manchester Piccadilly to Bournemouth service will start from Stockport. You may travel on Transport for Wales replacement bus services between Manchester Piccadilly and Stockport at no extra cost to help you complete your journey. Northern: Before 10:00, buses will replace trains between: Manchester Piccadilly and Manchester Airport Manchester Piccadilly and Stockport TransPennine Express: It is not yet known how this service will be affected. Check back at a later date for more information. Transport for Wales: As a result: The 08:32 Crewe to Manchester Piccadilly service will not run The 09:30 Manchester Piccadilly to Swansea service will start from Crewe at 10:12 Rail replacement buses will run between Manchester Piccadilly and Crewe to complete these journeys. Check before you travel: If you are travelling with Avanti West Coast, CrossCountry, Northern or Transport for Wales, you can plan your journey using the National Rail Journey Planner . If you are travelling with TransPennine Express, these changes are not currently shown in the National Rail Journey Planner, please check back nearer to the time of travel. Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 27 Dec 2026, 00:00 · Until 27 Dec 2026, 23:59 · Source changed 13 Oct 2026, 15:23

Operators: Avanti West Coast, CrossCountry, Northern, TransPennine Express, Transport for Wales

Engineering work is taking place between Neath and Swansea, closing some lines overnight. The following services are affected: Monday to Thursday: 21:48 London Paddington to Swansea service will terminate at Neath 22:49 London Paddington to Swansea service will have its journey time extended by 5 minutes between Bristol Parkway and Newport, and terminate at Neath Rail replacement buses will run from Neath to Swansea. Tuesday to Friday: 03:46 Swansea to London Paddington service will start from Neath at 04:14. A rail replacement bus will from Swansea to Neath, departing Swansea at 03:46 Check before you travel: You can plan your journey using the National Rail Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 26 Oct 2026, 00:00 · Until 30 Oct 2026, 23:59 · Source changed 13 Oct 2026, 12:26

Operators: Great Western Railway

Major engineering work is taking place between Slough and London Paddington, closing all lines over the Christmas and New Year period. Elizabeth line: Saturday 26 December: As part of the closure of the railway on Christmas Day and Boxing Day, no trains will run. Sunday 27 December to Wednesday 30 December: Trains will not run between Reading and London Paddington. Trains will be amended to run between London Paddington and Stratford (London) / Abbey Wood only. Rail replacement buses will run between Slough and Ealing Broadway / Hillingdon to help you complete your journey. (Hillingdon and Ealing Broadway both have connections to / from central London via the underground). If you have a National Rail paper ticket or e-ticket, you can use your ticket at no extra cost on the following operators’ services: London Underground Piccadilly line services on any reasonable route to / from Heathrow Airport Great Western Railway services between Reading and Slough Thursday 31 December and Friday 1 January Trains will not run between Reading and Slough. Trains will be amended to run between Heathrow Airport and London Paddington / Stratford (London) / Abbey Wood only. Rail replacement buses will run between Slough and Hayes & Harlington to help you complete your journey. If you have a National Rail paper ticket or e-ticket, you can use your ticket at no extra cost on the Great Western Railway services between Reading and Slough. Saturday 2 and Sunday 3 January It is not yet known how Elizabeth line will be affected by these engineering works. Additional information: Across this period, Elizabeth line are affected on other parts of their network. You can find more information on the service changes between London Liverpool Street and Shenfield . Great Western Railway: Saturday 26 December: As part of the closure of the railway on Christmas Day and Boxing Day, no trains will run. Sunday 27 December to Sunday 3 January: Long distance trains: No long distance trains will run between Reading and London Paddington. Trains that usually run between Carmarthen / Swansea / Bristol Temple Meads and London Paddington will divert to run via Oxford / Milton Keynes Central (not calling at either) and run to / from London Euston instead of to / from London Paddington. Trains that usually run between Penzance / Plymouth / Hereford / Great Malvern / Worcester / Swindon and London Paddington will be amended to start / terminate at Reading instead of starting / terminating at London Paddington. Local trains: No Great Western Railway trains will run between Slough and London Paddington. An amended train service will run between Reading and Slough. Trains between Slough and Windsor & Eton Central / Maidenhead / Marlow, and also between Twyford and Henley-on-Thames will operate normally. Greenford - West Ealing: From Monday 28 December to Sunday 3 January , trains will not run between these stations. You can use your ticket at no extra cost on London Buses and London Underground services. Great Western Railway ticket acceptance: Chiltern Railways between Oxford and London Marylebone South Western Railway between Reading and London Waterloo South Western Railway between Windsor & Eton Riverside (a short distance from Windsor & Eton Central) and London Waterloo Heathrow Express: Saturday 26 December to Wednesday 30 December: No train services will run. Thursday 31 December to Sunday 3 January: A normal train service will run. Check before you travel: If you're travelling with Great Western Railway and Heathrow Express, or with Elizabeth line (up to and including Friday 1 January) you can plan your journey using the National Rail Journey Planner . If you're travelling with Elizabeth line on Saturday 2 or Sunday 3 January, please check back closer to the time of travel. If you are using contactless payment / Oyster card, you can also use the above alternative travel options but you will be required to pay the normal tap in / tap out fares for your journey. You can plan your journey on London Underground / London Buses by using the Transport for London Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 26 Dec 2026, 00:00 · Until 3 Jan 2027, 23:59 · Source changed 13 Oct 2026, 09:37

Operators: Elizabeth line, Great Western Railway, Heathrow Express

Engineering work is taking place overnight between Swindon and Bristol Parkway, closing some lines. The 22:49 London Paddington to Swansea will divert between Swindon and Bristol Parkway (via Bath Spa – not calling). It will change direction of travel at Bristol Parkway before continuing later than normal to Newport, Cardiff Central and stations to Swansea. Check before you travel: You can plan your journey using the National Rail Journey Planner .

From 4 Jan 2027, 00:00 · Until 7 Jan 2027, 23:59 · Source changed 12 Oct 2026, 08:28

Operators: Great Western Railway

Engineering work is taking place between Bridgend and Cardiff Central, closing some lines. The 07:55 Swansea to London Paddington (diverted to London Euston) will also divert between Bridgend and Cardiff Central (via Ninian Park – not calling). It will depart Cardiff Central 08:58 and Newport 09:14. (a few minutes later than normal). Check before you travel: You can plan your journey using the National Rail Journey Planner .

From 3 Jan 2027, 00:00 · Until 3 Jan 2027, 23:59 · Source changed 12 Oct 2026, 07:26

Operators: Great Western Railway

Engineering work is taking place between Cardiff Central and Bridgend, closing some lines overnight from Monday evening until Friday morning. Monday to Wednesday: The 20:48 London Paddington to Swansea service will be diverted to run via Ninian Park, and will call at Bridgend and beyond a few minutes later than usual. Monday to Thursday: The 21:48 and 22:49 London Paddington to Swansea services will be diverted to run via Barry, and will call at Bridgend and beyond up to 25 minutes later than usual. Tuesday to Friday: The 03:46 Swansea to London Paddington service will start earlier than usual at 03:39, and will call at Neath, Port Talbot Parkway and Bridgend slightly earlier than usual. It will then divert between Bridgend and Cardiff Central to run via Barry, before departing Cardiff Central and beyond at the normal times. Check before you travel: You can plan your journey using the National Rail Journey Planner .

From 14 Dec 2026, 00:00 · Until 18 Dec 2026, 23:59 · Source changed 8 Oct 2026, 19:25

Operators: Great Western Railway

Engineering work is taking place between Cardiff Central and Bridgend, closing some lines overnight from Monday evening until Friday morning. Monday to Thursday: The 20:48 London Paddington to Swansea will divert between Cardiff Central and Bridgend (via Ninian Park) calling at Bridgend and beyond a few minutes later than normal. The 21:48 and 22:49 London Paddington to Swansea will divert between Cardiff Central and Bridgend (via Barry) calling at Bridgend and beyond later than normal. Tuesday to Friday: The 03:46 Swansea to London Paddington service will be amended to start from Swansea earlier than usual at 03:38, and will call at Neath, Port Talbot Parkway and Bridgend earlier than usual. It will then divert to run via Barry, and will then depart Cardiff Central at the normal time. Check before you travel: You can plan your journey using the National Rail Journey Planner .

From 16 Nov 2026, 00:00 · Until 20 Nov 2026, 23:59 · Source changed 8 Oct 2026, 12:24

Operators: Great Western Railway

Engineering work is taking place overnight between Port Talbot and Llanelli, closing some lines. Monday to Wednesday: 19:05 Pembroke Dock to Cardiff Central service will arrive into Cardiff Central later Monday to Thursday: 18:35 Shrewsbury to Carmarthen service will terminate at Carmarthen. Rail Replacement buses will depart Llanelli at 22:45 towards Swansea 21:07 Pembroke Dock to Cardiff Central service will divert after Llanelli by an alternative route, not calling at stations between Gowerton and Baglan via Swansea. A rail replacement bus will depart Llanelli at 23:20 to Cardiff Central calling at all stations via Swansea. 21:11 Milford Haven to Cardiff Central service will divert after Llanelli by an alternative route, not calling at stations between Gowerton and Baglan via Swansea. A rail replacement bus will depart Llanelli at 22:50 to Cardiff Central, calling at all stations via Swansea 22:12 Bristol Temple Meads to Carmarthen service will divert after Port Talbot Parkway by an alternative route, not calling at stations between Baglan and Gowerton via Swansea.. A rail replacement bus will depart Port Talbot Parkway at 00:26 to Carmarthen, calling at all stations Tuesday to Friday: 05:13 service from Swansea to Llandovery will be amended to start from Carmarthen at 05:07. A rail replacement bus will depart Swansea at 04:40 and run to Llanelli, where it will connect with the amended train service 05:43 Swansea to Manchester Piccadilly service will terminate at Cardiff Central and connect with the 06:46 Cardiff Central to Manchester Piccadilly service Check before you travel: You can plan your journey using the National Rail Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 14 Dec 2026, 00:00 · Until 18 Dec 2026, 23:59 · Source changed 8 Oct 2026, 11:56

Operators: Transport for Wales

Engineering work is taking place between Hayes & Harlington and Reading, closing some lines on Sunday. Elizabeth line: Before 08:00, buses will replace trains between West Drayton and Slough. A shuttle train service will run between Slough and Reading. After 10:00, trains that usually run between Abbey Wood and Maidenhead will run between Abbey Wood and London Paddington (Elizabeth line platforms) only. A reduced service will run at the following stations: 8 trains per hour to / from Ealing Broadway, Southall and Hayes & Harlington 2 trains per hour to / from Maidenhead, Burnham, Slough, Langley and West Drayton Great Western Railway: Local services: The 06:20 Reading to London Paddington service will terminate at Slough The 06:38 London Paddington to Reading service will start from Slough For these two trains, you should instead travel by later train services. From 08:30, trains from London Paddington to Didcot Parkway will be amended to run up to 2 minutes earlier than usual. Long distance services: Trains between London Paddington and Swindon / Oxford / Cheltenham Spa / Worcester / Great Malvern / Hereford / Bristol Temple Meads / Swansea / Carmarthen / Paignton / Plymouth / Penzance will be retimed to run up to 8 minutes earlier or later than usual Check before you travel: You can plan your journey using the National Rail Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 15 Nov 2026, 00:00 · Until 15 Nov 2026, 23:59 · Source changed 8 Oct 2026, 11:54

Operators: Elizabeth line, Great Western Railway

Engineering work is taking place between Alexandra Palace / Potters Bar / Hertford North and Letchworth Garden City / Peterborough, closing all lines. Saturday: After approximately 23:50 on Saturday until the end of service, buses will replace trains between Finsbury Park / Potters Bar / Hertford North and Stevenage / Letchworth Garden City / Peterborough. Sunday: Before approximately 07:50 , Northbound Hertford North / Potters Bar services will start from Hornsey / Alexandra Palace. Rail replacement buses will run non-stop between Finsbury Park and Alexandra Palace. Ticket acceptance: If you're travelling to / from Hornsey or Harringay, paper rail tickets will be accepted at no extra cost on London Buses to complete your journey. Paper rail tickets will also be accepted at no extra cost on London Buses between Moorgate and Finsbury Park, and on London Underground between Bounds Green, Finsbury Park and London Kings Cross / Moorgate. Before approximately 08:20, buses will replace trains between Potters Bar / Hertford North and Stevenage / Letchworth Garden City / Peterborough. Check before you travel: You can plan your journey using the National Rail Journey Planner . You can plan your journey on London Buses / London Underground by using the Transport for London Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 14 Nov 2026, 00:00 · Until 15 Nov 2026, 23:59 · Source changed 8 Oct 2026, 11:18

Operators: Great Northern, Thameslink

Engineering work is taking place overnight at various locations on the Transport for Wales network, closing some lines. The following trains will be diverted / amended: Monday to Thursday: The 19:30 Manchester Piccadilly to Cardiff Central service will depart from Church Stretton and stations to Newport (South Wales) earlier than normal. The train will arrive at Cardiff Central later than normally advertised The 21:11 Maesteg to Ebbw Vale Town service will not call at Newport (South Wales). Rail replacement buses will run between Newport (South Wales) and Ebbw Vale Town, calling at all stations The 22:21 Cardiff Central to Crewe service will depart Cardiff Central and all stations to Hereford earlier than usual . The train will revert to original timings from Hereford onwards to Crewe The 22:22 Chester to Cardiff Central service will arrive later at Cardiff Central Tuesday to Friday: The 00:30 Cardiff Central to Hereford service will depart Pontypool earlier and arrive at Hereford later than normally advertised The 04:33 Cardiff Central to Manchester Piccadilly service will now depart Cardiff Central and Newport (South Wales) earlier than normally advertised The 05:42 Swansea to Cardiff Central service will arrive into Cardiff Central at 06:39 to connect with the service to Manchester Piccadilly departing at 06:46 The 23:15 Cardiff Central to Abergavenny service will arrive at Abergavenny later than normally advertised Thursday and Friday: The 05:37 Cardiff Central to Milford Haven service will depart earlier than normally advertised Check before you travel: You can plan your journey using the National Rail Enquiries Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 19 Oct 2026, 00:00 · Until 23 Oct 2026, 23:59 · Source changed 6 Oct 2026, 10:44

Operators: Transport for Wales

Engineering work is taking place between Bristol Parkway and Newport, closing some lines on Wednesday and Thursday evenings. As a result, the 21:42 London Euston to Swansea service will run up to 5 minutes later than usual between Bristol Parkway and Newport. Check before you travel: You can plan your journey using the National Rail Journey Planner .

From 30 Dec 2026, 00:00 · Until 31 Dec 2026, 23:59 · Source changed 5 Oct 2026, 08:41

Operators: Great Western Railway

Engineering work is taking place between Bridgend and Baglan, closing some lines. As a result, the 08:04 Cardiff Central to Swansea service will depart later than usual at 08:30. Check before you travel: You can plan your journey using the National Rail Journey Planner .

From 20 Dec 2026, 00:00 · Until 20 Dec 2026, 23:59 · Source changed 2 Oct 2026, 11:57

Operators: Transport for Wales

Engineering work is taking place between Didcot Parkway and Swindon, closing all lines until 10:55. No trains will run between Didcot Parkway and Swindon before 10:55. From London Paddington: The 07:59 London Paddington to Bristol Temple Meads will start from Swindon (see next train). An earlier replacement bus will run from Didcot Parkway to Swindon to connect into the train. The 08:33 London Paddington to Swansea and 09:35 London Paddington to Carmarthen will depart earlier at 07:53 and 08:33, respectively. They will divert between Reading and Bristol Parkway, not calling at Didcot Parkway and Swindon. They will call additionally at Bath Spa and Bristol Temple Meads before regaining normal route at Bristol Parkway. The 09:00 London Paddington to Weston-super-Mare will start from Swindon. An earlier replacement bus will run from Didcot Parkway to Swindon to connect into the train. A separate train will operate at 09:00 from London Paddington to Reading and Didcot Parkway. To London Paddington: The 07:45 Bristol Temple Meads to London Paddington will divert between Chippenham and Reading (via Melksham and Newbury – not calling at either), arriving London Paddington later than normal. The 07:55 Swansea to London Paddington will divert between Bristol Parkway and Reading, not calling at Swindon. It will call additionally at Bristol Temple Meads and Bath Spa (pick up only), arriving London Paddington later than normal. The 08:29 Weston-super-Mare to London Paddington and 08:30 Bristol Parkway to London Paddington will terminate at Swindon. A replacement bus service will run from Swindon to Didcot Parkway, in both cases, for onward connections to London Paddington. The 08:35 Swansea to London Paddington will depart Cardiff Central and beyond later than normal. The 08:37 Swindon to London Paddington will start from Didcot Parkway. An earlier replacement bus will run from Swindon to Didcot Parkway to connect into the train. The 09:15 Swindon to London Paddington will start from Didcot Parkway. The 09:55 Bristol Parkway to London Paddington will not run. The 10:00 Bristol Temple Meads will depart 10:09 and operate later throughout. Additional services: The 10:20 Didcot Parkway to London Paddington. A replacement bus will run from Swindon to Didcot Parkway to connect with the train. The 11:20 Reading to London Paddington service will run as an additional train. Check before you travel: You can plan your journey using the National Rail Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 8 Nov 2026, 00:00 · Until 8 Nov 2026, 23:59 · Source changed 1 Oct 2026, 13:32

Operators: Great Western Railway

Engineering work is taking place between Didcot Parkway and Bath Spa, closing all lines via Chippenham overnight from Monday evening until Friday morning. As a result: The 22:49 London Paddington to Swansea will divert between Swindon and Bristol Parkway. It will call additionally at Chippenham and Bath Spa (drop off only), then call at Bristol Parkway and beyond later than normal The 23:32 London Paddington to Bristol Temple Meads will divert between Reading and Bath Spa (via Newbury – not calling). It will not call at Didcot Parkway, Swindon and Chippenham. For Didcot Parkway, you should travel earlier on the 23:14 London Paddington to Oxford which will call at Didcot Parkway. A replacement bus will connect from this train at Didcot Parkway for Swindon and Chippenham. For Didcot Parkway, Swindon and Chippenham to Bath Spa and Bristol Temple Meads, you should instead travel by earlier train services Check before you travel: You can plan your journey using the National Rail Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 9 Nov 2026, 00:00 · Until 12 Nov 2026, 00:00 · Source changed 1 Oct 2026, 12:37

Operators: Great Western Railway

Engineering work is taking place between Cardiff Central and Bridgend, closing some lines overnight. The following services are affected: Monday to Wednesday: The 20:48 London Paddington to Swansea service will be diverted between Cardiff Central and Bridgend via Ninian Park (not calling), extending journey times by a few minutes The 22:49 London Paddington to Swansea service will be diverted between Swindon and Bristol Parkway, and between Cardiff Central and Bridgend, extending journey times by a few minutes Thursday: The 20:48 London Paddington to Swansea service will terminate at Cardiff Central The 21:48 and 22:49 London Paddington to Swansea services will not run No onward travel will be provided between Cardiff Central and Swansea. Check before you travel: You can plan your journey using the National Rail Journey Planner .

From 21 Dec 2026, 00:00 · Until 24 Dec 2026, 23:59 · Source changed 30 Sept 2026, 18:11

Operators: Great Western Railway

Engineering work is taking place between Didcot Parkway and Chippenham, closing some lines overnight. The following services are affected: The 22:49 London Paddington to Swansea service will be diverted between Swindon and Bristol Parkway, and will call additionally at Chippenham and Bath Spa The 23:33 London Paddington to Bristol Temple Meads service will be diverted between Reading and Bath Spa via Newbury (not calling), and will not call at Didcot Parkway, Swindon and Chippenham For travel to / from Didcot Parkway, you can use your ticket at no extra cost on the 23:14 London Paddington to Oxford service, which will call at Didcot Parkway. A rail replacement bus service will run from Didcot Parkway to Swindon / Chippenham. Check before you travel: You can plan your journey using the National Rail Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 21 Dec 2026, 00:00 · Until 23 Dec 2026, 23:59 · Source changed 30 Sept 2026, 18:10

Operators: Great Western Railway

Engineering work is taking place in the Harringay / Hornsey area, closing some lines early on Sunday morning. Before 07:20, southbound trains (towards London) will not call at Harringay or Hornsey. You can use alternative Great Northern trains and travel via Alexandra Palace / Finsbury Park for these stations, or paper tickets will be accepted at no extra cost on London Buses for these stations. Check before you travel: You can plan your journey using the National Rail Journey Planner . You can plan your journey on London Buses by using the Transport for London Journey Planner .

From 20 Dec 2026, 00:00 · Until 20 Dec 2026, 23:59 · Source changed 29 Sept 2026, 11:39

Operators: Great Northern

Engineering work is taking place between Bridgend and Baglan, closing some lines. The 07:55 Swansea to London Paddington service will start from Cardiff Central at 09:00. A rail replacement bus service (departing 07:50) will run directly from Swansea to Cardiff Central. An additional bus service will run between Swansea and Cardiff Central, calling at Neath and Port Talbot Parkway. Check before you travel: You can plan your journey using the National Rail Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 20 Dec 2026, 00:00 · Until 20 Dec 2026, 23:59 · Source changed 28 Sept 2026, 15:00

Operators: Great Western Railway

Engineering work is taking place between West Drayton and Slough, and between Reading and Reading West / Didcot Parkway / Theale, closing various lines. All day on Saturday and Sunday, trains to / from London Paddington / Slough / Reading will run to an amended or reduced timetable. Trains between London Paddington and Bristol Temple Meads will run a reduced service, with some services calling additionally at Reading / Didcot Parkway. On Saturday only, trains between London Paddington and Cheltenham Spa will run between Swindon and Cheltenham Spa only. Trains between London Paddington and Newbury will run between Reading and Newbury only. On Sunday only, the following services are amended: The 07:38 London Paddington to Didcot Parkway service will not call at Pangbourne, and will use alternative platforms at Tilehurst, Goring & Streatley and Cholsey The 08:04 London Paddington to Penzance service will depart earlier at 07:51 and divert between Reading and Westbury via Swindon (not calling), this train will not call at Newbury and Pewsey The 08:06 Reading to Newbury service will not run and will be replaced by a bus (not calling at Newbury Racecourse) The 08:18 Didcot Parkway to London Paddington service will not call at Pangbourne, and will use alternative platforms at Cholsey, Goring & Streatley and Tilehurst The 08:33 Reading to Bedwyn service will start from Newbury at 09:02 The 08:37 Reading to Basingstoke service will not run, and a rail replacement bus will run from Reading (departing 08:07) to Reading Green Park, Mortimer, Bramley and Basingstoke The 08:44 London Paddington to Penzance service will depart earlier at 08:33 and will call additionally at Newbury and Pewsey The 22:38 London Paddington to Didcot Parkway service (departing 22:38) will not call at Pangbourne, and will use alternative platforms at Tilehurst, Goring & Streatley and Cholsey The 23:31 London Paddington to Didcot Parkway service will not call at Pangbourne, and will use alternative platforms at Tilehurst, Goring & Streatley and Cholsey The 23:52 Didcot Parkway to London Paddington service will not call at Pangbourne, and will use alternative platforms at Cholsey, Goring & Streatley and Tilehurst Rail replacement buses will run between Tilehurst and Pangbourne for affected services. Check before you travel: You can plan your journey using the National Rail Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 19 Dec 2026, 00:00 · Until 20 Dec 2026, 23:59 · Source changed 28 Sept 2026, 11:35

Operators: Great Western Railway

Engineering work is taking place overnight at Swansea station, closing some lines. Wednesday and Thursday: The 18:35 Shrewsbury to Swansea service will run between Shrewsbury and Llanelli. A replacement bus will run between Llanelli and Swansea. The 21:07 Pembroke Dock to Cardiff Central will be diverted and will not call at stations between Whitland and Port Talbot Parkway / Cardiff Central. A bus will run between Swansea and Cardiff Central for intermediate stops. The 23:17 Cardiff Central to Carmarthen train will be diverted via Bynea. The 23:46 Carmarthen to Swansea train will not run and will be replaced by a bus. Thursday and Friday: The 04:37 Carmarthen to Swansea train will not run and will be replaced by a bus. The 05:13 Swansea to Llandovery will run between Llanelli and Llandovery. A replacement bus will run between Swansea and Llanelli to connect with train. Check before you travel: You can plan your journey using the National Rail Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 4 Nov 2026, 00:00 · Until 6 Nov 2026, 23:59 · Source changed 24 Sept 2026, 12:58

Operators: Transport for Wales

Engineering work is taking place in the Alexandra Palace area until 09:40, closing some lines. From the start of Sunday service until approximately 09:40, buses replace trains between Finsbury Park and Stevenage via Hertford North. Additionally, until approximately 08:30, no southbound trains can call at Alexandra Palace, Hornsey or Harringay. If you are travelling to or from Alexandra Palace please use Finsbury Park or New Southgate services. For Harringay and Hornsey, paper rail tickets will be accepted on London Buses at no extra cost. Check before you travel: You can plan your journey using the National Rail Journey Planner . You can plan your journey on London Buses by using the Transport for London Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 1 Nov 2026, 00:00 · Until 1 Nov 2026, 23:59 · Source changed 24 Sept 2026, 11:07

Operators: Great Northern

Engineering work is taking place between Swindon and Bristol Parkway, closing all direct lines between these stations. No direct trains will run between Swindon and Bristol Parkway. Trains which usually run direct between Swindon and Bristol Parkway run to an amended timetable, and will be diverted to run via Bath Spa. These trains will still call at Bristol Parkway. Check before you travel: You can plan your journey using the National Rail Journey Planner .

From 31 Oct 2026, 00:00 · Until 1 Nov 2026, 23:59 · Source changed 24 Sept 2026, 10:33

Operators: Great Western Railway

Engineering work is taking place overnight between Bridgend and Cardiff Central, closing some lines. Sunday: The 21:34 Milford Haven to Cardiff Central Service will divert via Barry arriving into Cardiff Central later. Monday: The 05:43 Swansea to Manchester Piccadilly service will terminate at Cardiff Central and connect into the 06:46 service from Cardiff Central for onward travel. Check before you travel: You can plan your journey using the National Rail Journey Planner .

From 13 Dec 2026, 00:00 · Until 14 Dec 2026, 23:59 · Source changed 22 Sept 2026, 07:29

Operators: Transport for Wales

Engineering work is taking place in the Hornsey / Harringay area, closing some lines overnight from Monday evening until Saturday morning. Between approximately 23:30 on Monday to Friday evenings until approximately 05:10 on Tuesday to Saturday mornings, southbound trains (towards London) will be unable to call at Hornsey or Harringay. You can use alternative trains to travel to / from Hornsey / Harringay via Finsbury Park / Alexandra Palace at no extra cost. Check before you travel: You can plan your journey using the National Rail Journey Planner .

From 14 Dec 2026, 00:00 · Until 19 Dec 2026, 23:59 · Source changed 21 Sept 2026, 09:03

Operators: Great Northern

Engineering work is taking place overnight between Cardiff Central and Bridgend, closing some lines. Please note these trains depart earlier than normally advertised from London Paddington. The 20:45 ( departing 20:37 ) and 21:45 ( departing 21:37 ) London Paddington to Swansea will divert between Cardiff Central and Bridgend, arriving / departing Bridgend and beyond approximately 25 minutes later than normal. Check before you travel: You can plan your journey using the National Rail Journey Planner .

From 13 Dec 2026, 00:00 · Until 13 Dec 2026, 23:59 · Source changed 21 Sept 2026, 06:33

Operators: Great Western Railway

Engineering work is taking place between Port Talbot and Swansea, closing some lines. As a result, the 23:20 Cardiff Central to Carmarthen service will be diverted after Port Talbot Parkway, and will not call at Baglan, Briton Ferry, Neath, Skewen, Llansamlet, Swansea or Gowerton. Two replacement buses will run: From Port Talbot Parkway to Carmarthen, calling at Neath, Swansea and Llanelli From Port Talbot Parkway to Carmarthen, calling at Baglan, Briton Ferry, Neath, Skewen, Llansamlet, Swansea, Gowerton, Llanelli, Pembury & Burry Port, Kidwelly and Ferryside Check before you travel: You can plan your journey using the National Rail Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 26 Oct 2026, 00:00 · Until 29 Oct 2026, 23:59 · Source changed 16 Sept 2026, 12:39

Operators: Transport for Wales

Engineering work is taking place between Bristol Temple Meads and Bath Spa, closing all lines. No trains will run between Bristol Temple Meads and Bath Spa. Trains will either divert between Bristol Temple Meads and Swindon, or start / terminate at Bath Spa. Rail replacement buses will run between Bristol Temple Meads and Bath Spa: A fast service of three buses per hour A slower service of one or two buses per hour calling at Keynsham and Oldfield Park You can use your tickets at no extra cost on local bus routes between Bristol Temple Meads, Keynsham, Oldfield Park and Bath Spa. Check before you travel: You can plan your journey using the National Rail Journey Planner . You can plan your journey on buses by using the Traveline website . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 26 Oct 2026, 00:00 · Until 28 Oct 2026, 23:59 · Source changed 16 Sept 2026, 12:01

Operators: Great Western Railway

Engineering work is taking place between Port Talbot and Swansea, closing some lines on Sunday morning. As a result, the 08:04 Cardiff Central to Swansea service will be retimed to start at 08:26, and will run later than usual throughout. Check before you travel: You can plan your journey using the National Rail Journey Planner .

From 25 Oct 2026, 00:00 · Until 25 Oct 2026, 23:59 · Source changed 16 Sept 2026, 11:50

Operators: Transport for Wales

Engineering work is taking place between Bridgend and Baglan, closing some lines. The 07:55 Swansea to London Paddington service will start from Cardiff Central at 09:00. A rail replacement bus service will run between Swansea and Cardiff Central, departing earlier at 07:50. Another bus will run between Neath, Port Talbot Parkway, Bridgend and Cardiff Central. Check before you travel: You can plan your journey using the National Rail Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 25 Oct 2026, 00:00 · Until 25 Oct 2026, 23:59 · Source changed 16 Sept 2026, 11:47

Operators: Great Western Railway

Engineering work is taking place between West Drayton / Slough and Twyford, closing various lines. Elizabeth line: A reduced service will run between Maidenhead and Reading. After 11:00, trains towards Reading will not call at Burnham or Taplow. After 19:00, trains towards London will not call at Burnham or Taplow. Replacement buses will run between Slough and Maidenhead, calling at Burnham and Taplow. Great Western Railway: Due to engineering work between West Drayton and Twyford, all day on Sunday trains to / from London Paddington will run to an amended and revised timetable, with timings up to 10 minutes earlier or later than usual. Train services between London Paddington and Swindon will run a reduced service. From approximately 19:00 until the end of service, buses will replace trains between Maidenhead and Marlow. Additionally, the following services will not call at Burnham with replacement buses running between Slough and Burnham: 23:31 London Paddington to Didcot Parkway 23:52 Didcot Parkway to London Paddington Check before you travel: You can plan your journey using the National Rail Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 25 Oct 2026, 00:00 · Until 25 Oct 2026, 23:59 · Source changed 16 Sept 2026, 11:33

Operators: Elizabeth line, Great Western Railway

Engineering work is taking place overnight between Port Talbot Parkway and Swansea, closing some lines. Wednesday and Thursday: The 21:48 and 22:49 London Paddington to Swansea will terminate at Port Talbot Parkway. A replacement bus service will run from Port Talbot Parkway to Neath and Swansea. Road journey times: Port Talbot Parkway-Neath 15 minutes; Neath-Swansea 22 minutes. Thursday and Friday: The 03:46 Swansea to London Paddington will start from Port Talbot Parkway at 04:05. An earlier replacement bus will depart at 03:18 from Swansea and Neath 03:40 to Port Talbot Parkway to connect into the train. Check before you travel: You can plan your journey using the National Rail Enquiries Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 2 Dec 2026, 00:00 · Until 4 Dec 2026, 23:59 · Source changed 7 Sept 2026, 10:49

Operators: Great Western Railway

Engineering work is taking place between Pembroke Dock and Whitland, closing all lines. From Saturday 7 to Friday 13 November, buses will replace trains between Pembroke Dock and Carmarthen. Check before you travel: You can plan your journey using the National Rail Enquiries Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 7 Nov 2026, 00:00 · Until 13 Nov 2026, 23:59 · Source changed 28 Aug 2026, 14:38

Operators: Transport for Wales

Engineering work is taking place in the Carmarthen area, closing all lines West of Carmarthen. All day on Sunday buses will replace trains between Carmarthen and Pembroke Dock / Milford Haven / Fishguard Harbour. Check before you travel: You can plan your journey using the National Rail Enquiries Journey Planner . Replacement bus travel advice: For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page . You can find the pick-up and drop-off location of rail replacement services by checking station signage or by searching for your station on our Find a Station page . Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.

From 15 Nov 2026, 00:00 · Until 15 Nov 2026, 23:59 · Source changed 28 Aug 2026, 11:52

Operators: Transport for Wales

Engineering work is taking place between Cardiff Central and Bridgend, closing all lines via Pontyclun. As a result, the 20:45 (departing 20:38) and 21:45 (departing 21:38) London Paddington to Swansea services will be diverted between Cardiff Central and Bridgend (via Barry). They will call at Bridgend and beyond up to 30 minutes later than normal. Check before you travel: You can plan your journey using the National Rail Enquiries Journey Planner .

From 15 Nov 2026, 00:00 · Until 15 Nov 2026, 23:59 · Source changed 24 Aug 2026, 10:49

Operators: Great Western Railway

Engineering work is taking place between Cardiff Central and Bridgend, closing some lines overnight from Monday evening until Friday morning. Monday to Thursday: The 20:48 London Paddington to Swansea service will be diverted to run via Ninian Park, and will call at Bridgend and beyond a few minutes later than usual. The 21:48 London Paddington to Swansea service on Wednesday and Thursday will have an 8 minute extended journey time between Bridgend and Port Talbot. The 22:49 London Paddington to Swansea service will divert between Swindon and Bristol Parkway. It will call additionally at Chippenham and Bath Spa (set down only), then arrive / depart Bristol Parkway and beyond later than normal, this train will also be diverted to run via Ninian Park, and will call at Bridgend and beyond a few minutes later than usual. On Wednesday and Thursday it will have an 8 minute extended journey time between Bridgend and Port Talbot. Tuesday to Friday: The 03:46 Swansea to London Paddington will arrive / depart Bridgend a few minutes later than normal. Normal timings arrive / depart Cardiff Central and beyond. Check before you travel: You can plan your journey using the National Rail Enquiries Journey Planner .

From 9 Nov 2026, 00:00 · Until 13 Nov 2026, 23:59 · Source changed 17 Aug 2026, 09:43

Operators: Great Western Railway

Engineering work is taking place between Cardiff Central and Bridgend, closing some lines overnight from Monday evening until Friday morning. Monday to Thursday: The 20:48 London Paddington to Swansea service will be diverted to run via Ninian Park, and will call at Bridgend and beyond a few minutes later than usual. The 21:48 and 22:49 London Paddington to Swansea services will be diverted to run via Barry, and will call at Bridgend and beyond up to 25 minutes later than usual. Tuesday to Friday: The 03:46 Swansea to London Paddington service will start earlier than usual at 03:38, and will call at Neath, Port Talbot Parkway and Bridgend slightly earlier than usual. It will then divert between Bridgend and Cardiff Central to run via Barry, before departing Cardiff Central and beyond at the normal times. Check before you travel: You can plan your journey using the National Rail Enquiries Journey Planner .

From 19 Oct 2026, 00:00 · Until 23 Oct 2026, 23:59 · Source changed 27 Jul 2026, 11:27

Operators: Great Western Railway