Engineering work is taking place between East Croydon and South Croydon and from 21:00 to the end of service, between Purley and Three Bridges., closing various lines.
Until approximately 20:00, a half hourly service will run between London Victoria and Gatwick Airport.
From 20:00 until the end of service, there will be no Gatwick Express trains. Customers should use alternative Southern trains.
Check before you travel:
You can plan your journey using the National Rail Enquiries Journey Planner