The average bus between Thame and Portsmouth takes 4h 15m and the fastest bus takes 3h 30m. The bus service runs several times per day from Thame 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 4 hours between Thame and Portsmouth. The earliest departure is at 1:15 AM at night, and the last departure from Thame is at 7:45 PM which arrives into Portsmouth at 12:33 AM. All services require a transfer at Thornhill Park and Ride and take an average of 4h 15m. The schedules shown below are for the next available departures.


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3h 35m • 2 changesWant to know about travelling from Thame 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 Thame to Portsmouth. However, there are services departing from Thornhill Park and Ride station and arriving at University of Portsmouth station via Heathrow Terminal 5 station. The journey, including transfers, takes approximately 4h 15m.
Thame to Portsmouth bus services, operated by Oxford Bus Company, depart from Thornhill Park and Ride station.
Thame to Portsmouth bus services, operated by National Express, arrive at University of Portsmouth station.
The distance between Thame and Portsmouth is 105.8 km. The road distance is 128 km.
You can take a bus from Town Hall to University of Portsmouth via Thornhill Park and Ride and Heathrow Terminal 5 in around 4h 16m.