Engineering work is taking place in the Havant area, closing all lines.
Buses will replace trains between Petersfield and Portsmouth Harbour.
Buses will replace trains between:
A mixture of fast and all stations buses will run.
Trains will run between London Victoria (Saturday) / London Bridge (Sunday) and Bognor Regis, and also between Brighton and Bognor Regis, with some trains running via Littlehampton.
You can plan your journey using the National Rail Enquiries Journey Planner.
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.