Engineering work is taking place between Cosham and Portsmouth Harbour, closing some lines.
Trains between Cardiff Central / Bristol Temple Meads / Westbury and Portsmouth Harbour will terminate / start at Fareham.
Replacement buses will operate between Fareham and Portsmouth Harbour.
Buses will replace trains between Fareham / Havant and Portsmouth Harbour all weekend.
Buses will replace trains between Havant and Portsmouth & Southsea / Portsmouth Harbour all weekend.
You can use your tickets on South Western Railway bus services.
Check before you travel:
You can plan your journey using the National Rail Enquiries Journey Planner.
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.