The average bus between British Museum and Portsmouth takes 3h 10m and the fastest bus takes 2h 30m. There is a bus service every few hours from British Museum 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 every 2 hours between British Museum and Portsmouth. The earliest departure is at 7:33 AM in the morning, and the last departure from British Museum is at 11:33 PM which arrives into Portsmouth at 2:15 AM. All services require a transfer at Tottenham Court Road Station and take an average of 3h 10m. The schedules shown below are for the next available departures.

3h 29m • 1 change

3h 12m • 1 change

4h 5m • 1 change

3h 15m • 1 change

3h 17m • 1 change

2h 48m • 1 change

3h 32m • 1 change

3h 6m • 1 change

3h 6m • 1 change

2h 42m • 1 change

3h 24m • 1 change

3h • 1 change

3h 5m • 1 change

2h 39m • 1 change

3h 28m • 1 change

3h • 1 change

3h 17m • 1 change

2h 48m • 1 change

3h 32m • 1 change

3h 6m • 1 change
Want to know about travelling from British Museum 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 British Museum to Portsmouth. However, there are services departing from British Museum station and arriving at Portsmouth station via St Georges Square. The journey, including transfers, takes approximately 3h 10m.
British Museum to Portsmouth bus services, operated by Arriva UK, depart from London Victoria station.
British Museum to Portsmouth bus services, operated by Arriva UK, arrive at St Georges Square station.
The distance between British Museum and Portsmouth is 104.6 km. The road distance is 138 km.
National Express operates a bus from London Victoria to St Georges Square hourly. Tickets cost £15–40 and the journey takes 2h 50m.