Engineering work is taking place overnight in the Welwyn Garden City area, closing some lines.
From approximately 23:45 on Wednesday and Thursday evenings until approximately 05:10 on Thursday and Friday mornings. Buses will replace trains between Alexandra Palace and Stevenage via Welwyn Garden City. Trains which run between London and Cambridge / Kings Lynn / Peterborough will divert non-stop via Hertford North with extended journey times.
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.