The average bus between Russell Square and Portsmouth takes 3h 14m and the fastest bus takes 2h 33m. There is a bus service every few hours from Russell Square 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 hourly between Russell Square and Portsmouth. The earliest departure is at 7:30 AM in the morning, and the last departure from Russell Square is at 11:30 PM which arrives into Portsmouth at 2:15 AM. All services require a transfer at Sloane Square and take an average of 3h 14m. The schedules shown below are for the next available departures.

3h 9m • 1 change

2h 45m • 1 change

3h 27m • 1 change

3h 3m • 1 change

3h 8m • 1 change

2h 42m • 1 change

3h 31m • 1 change

3h 3m • 1 change

3h 20m • 1 change

2h 51m • 1 change

3h 35m • 1 change

3h 9m • 1 change

3h 20m • 1 change

2h 51m • 1 change

3h 32m • 1 change

3h 16m • 1 change
Want to know about travelling from Russell Square 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 Russell Square to Portsmouth. However, there are services departing from Russell Square station and arriving at Portsmouth station via St Georges Square. The journey, including transfers, takes approximately 3h 14m.
Russell Square to Portsmouth bus services, operated by Arriva UK, depart from London Victoria station.
Russell Square to Portsmouth bus services, operated by Arriva UK, arrive at St Georges Square station.
The distance between Russell Square and Portsmouth is 104.8 km. The road distance is 138 km.
National Express operates a bus from London Victoria to St Georges Square hourly. Tickets cost £16–40 and the journey takes 2h 50m.