Engineering work is taking place overnight between Potters Bar and Peterborough / Letchworth Garden City until 08:20, closing some lines.
Great Northern and Thameslink:
At the end of Saturday service, engineering work will take place between Potters Bar and Peterborough / Letchworth Garden City.
The 23:11 Horsham to Peterborough service will terminate at Stevenage. A rail replacement bus will run between Stevenage and Peterborough.
From approximately 00:50 until 08:20, buses will replace trains between Potters Bar and Welwyn Garden City / Letchworth Garden City / Royston.
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 set-down 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.