Disruptions & planned work

Engineering work is taking place between Swansea and Carmarthen, closing all lines. Buses will replace trains between Swansea and Carmarthen. Check before you travel: 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 8 Nov 2026, 00:00 · Until 8 Nov 2026, 23:59 · Source changed 21 Oct 2026, 14:25

Operators: Great Western Railway, Transport for Wales

Engineering work is taking place between Cardiff Central and Bridgend, closing some lines overnight. Great Western Railway: Sunday: The 20:45 (departing 20:57) and 21:45 London Paddington to Swansea services will divert between Cardiff Central and Bridgend. These trains will arrive at / depart from Bridgend approximately 25 minutes later than usual. Monday to Thursday: The 20:48 London Paddington to Swansea service will divert between Cardiff Central and Bridgend via Ninian Park (not calling). This train will arrive at / depart from Bridgend a few minutes later than normal. The 21:48 and 22:49 London Paddington to Swansea services will divert between Cardiff Central and Bridgend via Barry (not calling). These trains will arrive at / depart from Bridgend later than normal. Monday to Friday: The 03:46 (departing 03:39) Swansea to London Paddington service will divert between Bridgend and Cardiff Central via Barry (not calling). The train will depart at normal time from Cardiff Central and beyond. Transport for Wales: It is not yet known how this service will be affected. Check back closer to the date of travel for more information. Check before you travel: If you are travelling with Great Western Railway, you can plan your journey using the National Rail Journey Planner . If you are travelling with Transport for Wales, these changes are not currently shown in the National Rail Journey Planner, please check back nearer to the time of travel.

From 10 Jan 2027, 00:00 · Until 15 Jan 2027, 23:59 · Source changed 19 Oct 2026, 21:16

Operators: Great Western Railway, Transport for Wales

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 Haverfordwest and Carmarthen, closing some lines overnight. On Monday and Tuesday evenings, the 23:26 Milford Haven to Carmarthen service will terminate at Haverfordwest. A rail replacement bus will run from Haverfordwest to Carmarthen, departing at 23:51. On Tuesday and Wednesday mornings, the 04:49 Carmarthen to Milford Haven service will start from Haverfordwest at 05:32. A rail replacement bus will run from Carmarthen to Haverfordwest, departing earlier at 04:07. 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 6 Oct 2026, 17:00

Operators: Transport for Wales

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 Manchester Piccadilly and Manchester Airport, closing some lines. The following services are affected: The 15:06 Milford Haven to Manchester Airport service will terminate at Crewe The 18:00 Holyhead to Manchester Airport service will terminate at Manchester Piccadilly The 21:30 Manchester Piccadilly to Crewe service will not run Check before you travel: You can plan your journey using the National Rail Journey Planner .

From 24 Dec 2026, 00:00 · Until 24 Dec 2026, 23:59 · Source changed 5 Oct 2026, 09:22

Operators: Transport for Wales

Engineering work is taking place between Haverfordwest and Milford Haven, closing all lines. All day Wednesday and until early afternoon on Thursday: Buses will replace trains between Haverfordwest and Milford Haven. 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 2 Dec 2026, 00:00 · Until 3 Dec 2026, 23:59 · Source changed 1 Oct 2026, 07:42

Operators: Transport for Wales

Engineering work is taking place between Radyr and Cardiff Central / Bridgend via Barry, closing various lines. Buses will replace trains between Cardiff Central and Penarth / Barry Island / Bridgend via Barry. On Sunday only, buses will replace trains between Radyr and Cardiff Central via Ninian Park. Until 12:00 on Sunday and from approximately 23:00 until the end of service on Monday and Tuesday, buses replace trains between Cardiff Central and Ebbw Vale Town. From approximately 22:15 until the end of service on Monday and Tuesday, buses will replace trains between Cardiff Queen Street and Cardiff Bay. 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 27 Dec 2026, 00:00 · Until 29 Dec 2026, 23:59 · Source changed 29 Sept 2026, 12:04

Operators: Transport for Wales

Engineering work is taking place between Carmarthen and Pembroke Dock / Milford Haven / Fishguard Harbour, closing all lines. This means that 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 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, 11:10

Operators: Transport for Wales

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 between Hereford and Newport (South Wales), closing all lines late on Sunday evening. As a result: The 20:30 Manchester Piccadilly to Cardiff Central service will terminate at Hereford. A replacement bus will run from Hereford to Cardiff Central The 20:46 Milford Haven to Hereford service will terminate at Newport (South Wales). A replacement bus will run from Newport (South Wales) to Hereford 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, 11:49

Operators: Transport for Wales

Engineering work is taking place between Carmarthen and Pembroke Dock / Milford Haven / Fishguard Harbour, closing all lines. Buses replace trains between Carmarthen and Pembroke Dock / Milford Haven / Fishguard Harbour. 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, 11:49

Operators: Transport for Wales

Engineering work is taking place overnight between Clarbeston Road and Milford Haven, closing all lines. Buses will replace late night trains between Whitland and Milford Haven. 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 30 Nov 2026, 00:00 · Until 30 Nov 2026, 23:59 · Source changed 9 Sept 2026, 07:20

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