Engineering work is taking place between Stevenage and Letchworth Garden City, closing some lines overnight.
At the end of Saturday service (from approximately 01:20 Sunday) until 08:25 on Sunday, buses will replace trains between London Kings Cross / Alexandra Palace / Stevenage and Letchworth Garden City / Royston / Peterborough.
Some late night trains between London Kings Cross / Moorgate and Letchworth Garden City will terminate at Stevenage. On Sunday morning, you can use your ticket at no extra cost on alternative Great Northern and Thameslink trains between London Kings Cross and Stevenage, and between Stevenage and Letchworth Garden City.
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.