Engineering work is taking place between Herne Hill and Sutton, closing some lines overnight from Monday evening until Friday morning.
From approximately 23:50 on Monday to Thursday evenings until the end of service, Thameslink services to / from Sutton will not run between London St Pancras International / Herne Hill and Sutton.
Paper rail tickets will be accepted at no extra cost on London Buses to complete your journey.
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.