Engineering work is taking place between Stevenage and Peterborough / Cambridge, closing all lines.
Between 01:00 and 08:20 on Sunday morning, buses will replace trains between Stevenage and Peterborough / Letchworth Garden City / Cambridge.
Please note that this affects some trains that run at the end of Saturday's service.
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 information, please use our travel information pages.
You can find the location of your replacement bus by checking station signs or by searching for your station on our station information pages.
Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.