Engineering work is taking place between Alexandra Palace and Stevenage via Hertford North, closing all lines overnight from Monday evening until Friday morning.
Between 23:30 and 05:00 each night, buses will replace trains between Finsbury Park / Alexandra Palace and Hertford North / Stevenage.
On Tuesday to Friday mornings, replacement buses from Hertford North to Alexandra Palace will run much earlier than the trains they replace, starting up to 67 minutes earlierâââââââ than usual.
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 this page.
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, on occasion, replacement vehicles may be busier than usual, and you should allow extra time for your journey.