Engineering work is taking place between Finsbury Park and Alexandra Palace, closing some lines until approximately 08:30.
Trains will be unable to call at Harringay or Hornsey.
You may use your ticket on London Buses to complete your journey.
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.
You can plan your journey on London Buses by using the Transport for London Journey Planner