The average bus between Portsmouth and Bicester takes 4h 8m and the fastest bus takes 3h 35m. The bus service runs several times per day from Portsmouth to Bicester. 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 Portsmouth and Bicester. The earliest departure is at 3:20 AM at night, and the last departure from Portsmouth is at 8:10 PM which arrives into Bicester at 12:20 AM. All services require a transfer at Heathrow Terminal 5 and take an average of 4h 8m. The schedules shown below are for the next available departures.


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4h 7m • 2 changesWant to know about travelling from Portsmouth to Bicester? 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 Portsmouth to Bicester. However, there are services departing from Portsmouth station and arriving at Bicester station via Heathrow Terminal 5. The journey, including transfers, takes approximately 4h 8m.
Portsmouth to Bicester bus services, operated by National Express, depart from The Hard Interchange station.
Portsmouth to Bicester bus services, operated by National Express, arrive at Gloucester Green Bus Station.
The distance between Portsmouth and Bicester is 122.5 km. The road distance is 199 km.
You can take a bus from The Hard Interchange to Pioneer Square via Heathrow Terminal 5, Gloucester Green Bus Station, and Magdalen Street in around 3h 44m.