Engineering work is taking place between Reigate and Redhill, closing all lines.
Trains between Reading and Gatwick Airport will run between Reading and Reigate only. Buses will replace trains between Reigate and Redhill, and between Redhill and Gatwick Airport.
You can use your ticket on Southern buses between Reigate and Redhill.
Saturday:
Trains will be diverted between Purley and Horley and will not call at stations via Redhill. Replacement buses will serve Redhill, Reigate and Edenbridge.
Direct trains between London Victoria and Reigate will not run.
Trains that usually run between Redhill and Tonbridge will only run between Edenbridge and Tonbridge.
Replacement buses will run between Purley and Redhill / Reigate / Horley.
Replacement buses will also run between Redhill and Edenbridge, calling additionally at Edenbridge Town.
Southern trains running between London Victoria and Bognor Regis / Portsmouth Harbour will call additionally at Purley and Horley. Journey times will be increased when using replacement buses.
Sunday:
No trains will run between Purley East Croydon and Redhill / Gatwick Airport / Tonbridge.
No Gatwick Express trains will run. Please use alternative direct Southern trains, with extended journey times.
Replacement buses will run between East Grinstead and Gatwick Airport / Three Bridges.
Replacement buses will also run between East Croydon and Redhill and between Redhill and Reigate / Edenbridge / Gatwick Airport.
A direct, but diverted, Southern train service will run every 30 minutes, with extended journey times, between London Victoria and Gatwick Airport, calling at Clapham Junction only.
Trains will run between London Bridge and East Grinstead to an amended timetable, connecting with direct buses to and from Gatwick Airport / Three Bridges. Trains will run between Gatwick Airport and Bognor Regis / Portsmouth Harbour.
Trains will run between Three Bridges and Littlehampton and between Three Bridges and Eastbourne / Hastings / Ore.
A reduced number of trains will run between London Victoria and East Croydon.
No direct trains will run between London Victoria and Reigate. Please use Thameslink trains to travel between Gatwick Airport and Brighton.
Replacement buses will run between:
Your ticket will be accepted at no extra cost on:
Southeastern between London Charring Cross and Hastings
South Western Railway between London Waterloo and Portsmouth Harbour
London Bus routes:
Saturday:
All day on Saturday no trains will run between Purley and Horley via Redhill.
You can use your tickets at no extra cost on Southern rail replacement buses between Purley and Horley via Redhill, and on Metrobus routes 100 / 400 between Redhill and Three Bridges.
Sunday:
All day on Sunday no trains will run between East Croydon and Gatwick Airport.
You can use your ticket at no extra cost on Southern trains between East Croydon and East Grinstead, and Southern rail replacement buses between East Croydon / East Grinstead and Gatwick Airport / Three Bridges.
You can plan your journey using the National Rail Journey Planner.
You can plan your journey on buses by using the Traveline website.
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 drop-off 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.