The average train between Bicester and Portsmouth takes 3h 56m and the fastest train takes 3h. There is a train service every few hours from Bicester 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.
Trains run hourly between Bicester and Portsmouth. The earliest departure is at 6:44 AM in the morning, and the last departure from Bicester is at 9:41 PM which arrives into Portsmouth at 8:12 AM. All services require a transfer at London Marylebone and take an average of 3h 56m. The schedules shown below are for the next available departures.


3h 28m • 2 changesArrives next day


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3h 30m • 2 changesWant to know about travelling from Bicester 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 train from Bicester to Portsmouth. However, there are services departing from Bicester station and arriving at Portsmouth station via London Marylebone. The journey, including transfers, takes approximately 3h 56m.
Bicester to Portsmouth train services, operated by Chiltern Railways, depart from Bicester North station.
Bicester to Portsmouth train services, operated by Chiltern Railways, arrive at Portsmouth & Southsea station.
Book your Bicester to Portsmouth train tickets online with Chiltern Railways, Cross Country and South Western Railway.
The distance between Bicester and Portsmouth is 122.5 km. The road distance is 229 km.
You can take a train from Bicester North to Portsmouth & Southsea via London Marylebone, Marylebone Station, Victoria Station, and London Victoria in around 3h 45m.