The average bus between Marylebone and Portsmouth takes 3h 17m and the fastest bus takes 2h 29m. There is a bus service every few hours from Marylebone 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 Marylebone and Portsmouth. The earliest departure is at 6:47 AM in the morning, and the last departure from Marylebone is at 11:31 PM which arrives into Portsmouth at 2:15 AM. All services require a transfer at Green Line Coach Station and take an average of 3h 17m. The schedules shown below are for the next available departures.

2h 58m • 1 change

3h 27m • 1 change

3h 8m • 1 change

3h 58m • 1 change

4h 3m • 1 change

2h 58m • 1 change

3h 27m • 1 change

3h 8m • 1 change

4h 3m • 1 change

2h 58m • 1 change

3h 27m • 1 change

3h 8m • 1 change

4h 3m • 1 change

2h 58m • 1 change

3h 18m • 1 change

3h 3m • 1 change

2h 58m • 1 change

3h 32m • 1 change

3h 26m • 1 change

2h 46m • 1 change
Want to know about travelling from Marylebone 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 Marylebone to Portsmouth. However, there are services departing from Marylebone station and arriving at Portsmouth station via St Georges Square. The journey, including transfers, takes approximately 3h 17m.
Marylebone to Portsmouth bus services, operated by Green Line, depart from London Victoria station.
Marylebone to Portsmouth bus services, operated by Green Line, arrive at St Georges Square station.
Book your Marylebone to Portsmouth bus tickets online with Green Line and National Express.
The distance between Marylebone and Portsmouth is 103.6 km. The road distance is 137 km.
National Express operates a bus from London Victoria to St Georges Square hourly. Tickets cost £15–40 and the journey takes 2h 50m.