Engineering work is taking place between London Kings Cross and Finsbury Park, closing all lines early on Sunday morning.
Before approximately 07:15, no trains will run between London Kings Cross and Finsbury Park.
Paper rail tickets will be accepted at no extra cost on London Buses / London Underground services between London Kings Cross and Finsbury Park.
Check before you travel:
You can plan your journey using the National Rail Enquiries Journey Planner.
You can plan your journey on London Buses / London Underground by using the Transport for London Journey Planner.