Operator: Great Northern
Routes affected:Between London Kings Cross and Cambridge / Hertford North and also between Moorgate and Stevenage
Twitter Hashtag:Description of Incident
Engineering work is taking place between Finsbury Park / Alexandra Palace and Stevenage via Hertford North, closing some lines.
Until approximately 09:40 on Sunday, buses replace trains between Finsbury Park / Alexandra Palace and Stevenage via Hertford North.
Additionally, until approximately 08:40, no northbound trains can call at Harringay, Hornsey or Alexandra Palace. If you’re travelling to Alexandra Palace from London please change at Finsbury Park / New Southgate.
If you are travelling to Harringay or Hornsey, paper rail tickets will be accepted at no extra cost on London Buses.
Check before you travel:
You can plan your journey using the National Rail Enquiries Journey Planner
You can plan your journey on London Buses by using the Transport for London Journey Planner
For the very latest National Rail information click here. Stay informed with our real-time National Rail incidents feed, providing you with up-to-the-minute updates on disruptions and incidents affecting the UK’s railway network. This page is dedicated to delivering accurate and timely information to the public, helping you plan your journeys better and stay ahead of any potential delays. Trust us for all your National Rail incident updates, because we understand that knowledge is the key to a smoother and more convenient travel experience. Please check back for the latest Great Northern status updates and disruption travel news. This page created on: 30-Jan-2026 06:54:45: AM