Engineering work is taking place until approximately 08:30 on Sunday morning between Hertford North and Hitchin and between Alexandra Palace and Hitchin via Welwyn Garden City and then for the remainder of the day between Alexandra Palace and Stevenage via Welwyn Garden City, closing all lines.
Until approximately 08:30 on Sunday morning, buses will replace trains between Hertford North and Hitchin and between Alexandra Palace and Hitchin via Welwyn Garden City.
From approximately 08:30 and for the remainder of Sunday, buses will replace trains between Alexandra Palace and Stevenage via Welwyn Garden City.
Trains between Brighton / London Kings Cross and Cambridge / Ely will be diverted and will not call at stations via Welwyn Garden City, trains will run to an amended timetable with extended journey times.
Trains between London Kings Cross and Peterborough will be diverted and will not call at stations via Welwyn Garden City, trains will run to an amended timetable with extended journey times.
Check before you travel:
These changes are not currently shown in the National Rail Enquiries Journey Planner, please check back nearer to the time of travel.
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 bus replacement by checking station signs or by searching for your station on our station information pages.