The average bus between Clapham and Portsmouth takes 2h 23m and the fastest bus takes 2h 1m. The bus service runs several times per day from Clapham to Portsmouth. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run 5 times a day between Clapham and Portsmouth. The earliest departure is at 9:54 AM in the morning, and the last departure from Clapham is at 8:59 PM which arrives into Portsmouth at 11:00 PM. All services require a transfer, and take on average 2h 23m. The schedules shown below are for the next available departures.

2h 24m • 1 change

2h 27m • 1 change

2h 38m • 1 change

2h 1m • 1 change

2h 21m • 1 change

2h 37m • 1 change

2h 35m • 1 change

2h 6m • 1 change

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2h 37m • 1 change

2h 35m • 1 change

2h 6m • 1 change

2h 21m • 1 change

2h 37m • 1 change

2h 35m • 1 change

2h 6m • 1 change

2h 21m • 1 change

2h 24m • 1 change

2h 37m • 1 change

2h 38m • 1 change

2h 16m • 1 change

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2h 27m • 1 change

2h 25m • 1 change

2h 21m • 1 change

2h 32m • 1 change

2h 33m • 1 change

2h 22m • 1 change
Want to know about travelling from Clapham to Portsmouth? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Clapham to Portsmouth. However, there are services departing from Clapham station and arriving at Portsmouth station via St Georges Square. The journey, including transfers, takes approximately 2h 23m.
Clapham to Portsmouth bus services, operated by Go Ahead London, depart from Wandsworth Police Station.
Clapham to Portsmouth bus services, operated by Go Ahead London, arrive at St Georges Square station.
The distance between Clapham and Portsmouth is 99.3 km. The road distance is 121 km.
National Express operates a bus from Wandsworth Police Station to St Georges Square every 3 hours. Tickets cost £13–35 and the journey takes 1h 55m.