Engineering work is taking place between Southampton Central and Fareham, closing some lines.
The 07:30 Southampton Central to Brighton train will start from Fareham at 07:57 and run to Brighton from there.
A replacement bus will depart from Southampton Central earlier at 07:11 and run to Fareham to meet the train.
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.