Affected dates are shown on each notice.
Page data generated 18 Oct 2026, 05:26. Reload for updates; source import times are shown separately.
Planned work / notice
Buses replace late night / early morning trains between Hitchin and Biggleswade on Monday 4 and Tuesday 5 January
From 4 Jan 2027, 00:00 · Until 5 Jan 2027, 23:59
Source updated 16 Oct 2026, 09:21
Between London Kings Cross and Peterborough
Notice details
Engineering work is taking place in the Arlesey area, closing some lines until 05:50 on Monday, and from 23:30 on Monday until 05:30 on Tuesday morning. The following trains will not call at Arlesey: Monday: 03:23 Peterborough to London Kings Cross 05:12 London Kings Cross to Peterborough 22:54 Peterborough to London Kings Cross 23:18 Peterborough to London Kings Cross Tuesday: 01:36 London Kings Cross to Peterborough 03:23 Peterborough to London Kings Cross 05:12 London Kings Cross to Peterborough Rail replacement buses provided by Great Northern and Thameslink will run between Hitchin, Arlesey, and Biggleswade. 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 Jan 2027, 00:00 · Until 5 Jan 2027, 23:59 · Source changed 16 Oct 2026, 09:21
Operators: Thameslink
Source details ↗Planned work / notice
Amended 22:55 Peterborough to London Kings Cross service on Sunday 3 January
From 3 Jan 2027, 00:00 · Until 3 Jan 2027, 23:59
Source updated 16 Oct 2026, 07:02
Great Northern / Thameslink between Peterborough and London Kings Cross
Notice details
Engineering work is taking place in the Arlesey area, closing some lines on Sunday evening. As a result, the 22:55 Peterborough to London Kings Cross service will not call at Arlesey. Rail replacement buses will run between Hitchin and Biggleswade. 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 3 Jan 2027, 00:00 · Until 3 Jan 2027, 23:59 · Source changed 16 Oct 2026, 07:02
Operators: Great Northern, Thameslink
Source details ↗Planned work / notice
Amended early morning / late night services to / from Arlesey on Monday 23 and Tuesday 24 November
From 23 Nov 2026, 00:00 · Until 24 Nov 2026, 23:59
Source updated 14 Oct 2026, 11:21
Great Northern / Thameslink between Horsham / London Kings Cross and Peterborough
Notice details
Engineering work is taking place in the Arlesey area, closing some lines on Monday and Tuesday mornings, and on Monday evening. Monday morning: Until approximately 05:50 on Monday morning: Southbound trains will be unable to call at Arlesey before approximately 04:40 Northbound trains will be unable to call at Arlesey before approximately 05:50 Rail replacement buses will run between Biggleswade and Hitchin. Monday evening / Tuesday morning: Between approximately 23:30 on Monday evening until approximately 05:50 on Tuesday morning: Southbound trains will be unable to call at Arlesey between approximately 23:30 and 04:40 Northbound trains will be unable to call at Arlesey between approximately 01:40 and 05:50 Rail replacement buses will run between Biggleswade and Hitchin. 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 23 Nov 2026, 00:00 · Until 24 Nov 2026, 23:59 · Source changed 14 Oct 2026, 11:21
Operators: Great Northern, Thameslink
Source details ↗Planned work / notice
Buses replace late night / early morning trains between Hertford North / Stevenage and Letchworth Garden City / Cambridge on Sunday 8 and Monday 9 November
From 8 Nov 2026, 00:00 · Until 9 Nov 2026, 23:59
Source updated 1 Oct 2026, 11:10
Great Northern between London Kings Cross and Cambridge / Kings Lynn, and between Moorgate and Letchworth Garden City Thameslink between Brighton and Cambridge, and between London Kings Cross and Peterborough
Notice details
Engineering work is taking place between Hertford North / Stevenage and Letchworth Garden City, closing all lines. Sunday: No trains will run between Stevenage and Letchworth Garden City / Cambridge. Trains between London Kings Cross and Peterborough will be unable to call at Hitchin or Arlesey. Buses replace trains between: Stevenage and Letchworth Garden City / Cambridge Stevenage and Biggleswade, calling at Hitchin and Arlesey Hertford North and Stevenage Monday: The 03:23 Peterborough to London Kings Cross service will not be able to call at Arlesey or Hitchin. A rail replacement bus will run between Biggleswade and Stevenage to provide connections. The 04:24 Stevenage to London Kings Cross service will start from Hertford North at 04:36. A rail replacement bus will run from Stevenage at 04:04 to Hertford North, connecting with the 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 9 Nov 2026, 23:59 · Source changed 1 Oct 2026, 11:10
Operators: Great Northern, Thameslink
Source details ↗Planned work / notice
Buses replace late night / early morning trains between Welwyn Garden City / Hitchin and Letchworth Garden City / Biggleswade / Peterborough on Saturday 19 and Sunday 20 December
From 19 Dec 2026, 00:00 · Until 20 Dec 2026, 23:59
Source updated 29 Sept 2026, 11:23
Great Northern / Thameslink between Horsham / London Kings Cross and Peterborough, and between London Kings Cross and Letchworth Garden City
Notice details
Engineering work is taking place between Welwyn Garden City / Hitchin and Peterborough, closing various lines late on Saturday night and very early on Sunday morning. Saturday: The 23:11 Horsham to Peterborough service will terminate at Hitchin. A rail replacement bus will run between Hitchin and Peterborough. Sunday: The 00:20 London Kings Cross to Peterborough service will not call at Arlesey. A rail replacement bus will run between Hitchin and Biggleswade to provide connections. The 01:07 London Kings Cross to Letchworth Garden City service will terminate at Welwyn Garden City. A rail replacement bus will run between Welwyn Garden City and Letchworth Garden City. 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 29 Sept 2026, 11:23
Operators: Great Northern, Thameslink
Source details ↗Planned work / notice
Buses replace trains between Finsbury Park and Potters Bar / Stevenage and Letchworth Garden City / Peterborough from end of service Saturday 31 October, until 08:20 Sunday 1 November
From 31 Oct 2026, 00:00 · Until 1 Nov 2026, 23:59
Source updated 24 Sept 2026, 10:08
Great Northern between London Kings Cross and Cambridge / Peterborough Thameslink between Brighton and Cambridge, and between Horsham and Peterborough
Notice details
Engineering work is taking place from the end of Saturday service (approximately 01:20 Sunday) until approximately 08:20 Sunday morning, between Potters Bar and Biggleswade / Letchworth Garden City. At the end of Saturday service, buses will replace trains between Potters Bar / Stevenage and Letchworth Garden City. Additionally, the 23:11 Horsham to Hitchin service will terminate at Finsbury Park. A rail replacement bus service will run between Finsbury Park and Peterborough. From the start of Sunday service until approximately 08:20, buses will replace trains between Potters Bar / Stevenage and Letchworth Garden City / St Neots / Peterborough. 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 31 Oct 2026, 00:00 · Until 1 Nov 2026, 23:59 · Source changed 24 Sept 2026, 10:08
Operators: Great Northern, Thameslink
Source details ↗Planned work / notice
Buses replace late night / early morning trains between Stevenage / Hitchin and Royston / Cambridge from Monday 9 to Friday 13 November
From 9 Nov 2026, 00:00 · Until 13 Nov 2026, 23:59
Source updated 23 Sept 2026, 18:24
Great Northern between Moorgate and Letchworth Garden City, and between London Kings Cross and Letchworth Garden City / Royston / Cambridge / Kings Lynn Thameslink between Brighton and Cambridge
Notice details
Engineering work is taking place between Stevenage / Hitchin and Royston / Cambridge, closing all lines overnight from Monday evening until Friday morning. From approximately 23:55 on Monday to Thursday evenings until approximately 05:05 on Tuesday to Friday mornings, buses replace trains between Hitchin / Stevenage and Royston / Cambridge. Additionally on Tuesday to Friday mornings, the 03:23 Peterborough to London Kings Cross service will not be able to call at Hitchin. A rail replacement bus will run between Biggleswade and Stevenage to provide connections. 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 9 Nov 2026, 00:00 · Until 13 Nov 2026, 23:59 · Source changed 23 Sept 2026, 18:24
Operators: Great Northern, Thameslink
Source details ↗Planned work / notice
Amended 22:55 Peterborough to London Kings Cross service on Sunday 22 November
From 22 Nov 2026, 00:00 · Until 22 Nov 2026, 23:59
Source updated 23 Sept 2026, 18:24
Great Northern / Thameslink between Peterborough and London Kings Cross
Notice details
Engineering work is taking place in the Arlesey area, closing some lines on Sunday evening. As a result, the 22:55 Peterborough to London Kings Cross service will not call at Arlesey. Rail replacement buses will run between Hitchin and Biggleswade. 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 22 Nov 2026, 00:00 · Until 22 Nov 2026, 23:59 · Source changed 23 Sept 2026, 18:24
Operators: Great Northern, Thameslink
Source details ↗