Engineering work is taking place overnight in the Redhill area, closing some lines.
At the end of service on Monday to Thursday evenings, until 05:50 Tuesday to Friday mornings, overnight trains will be diverted and unable to call at Coulsdon South, Merstham or Redhill.
Replacement buses will run between Purley and Three Bridges for connections.
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.
Replacement bus travel advice:
For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use our Rail Replacement Services page.
You can find the pick-up and set-down location of rail replacement services by checking station signage or by searching for your station on our Find a Station page.
Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.