The average train between High Wycombe and Portsmouth takes 2h 50m and the fastest train takes 2h 20m. There is an hourly train service from High Wycombe 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 High Wycombe and Portsmouth. The earliest departure is at 6:00 AM in the morning, and the last departure from High Wycombe is at 11:33 PM which arrives into Portsmouth at 7:37 AM. All services require a transfer at London Marylebone and take an average of 2h 50m. The schedules shown below are for the next available departures.
Arrives next day


2h 44m • 2 changes
Arrives next day


7h 42m • 2 changes


2h 30m • 2 changes


2h 38m • 2 changes


2h 40m • 2 changes


2h 30m • 2 changes


2h 29m • 2 changes


2h 32m • 2 changes


2h 22m • 2 changes


2h 32m • 2 changes
Want to know about travelling from High Wycombe 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 High Wycombe to Portsmouth. However, there are services departing from High Wycombe station and arriving at Portsmouth station via London Marylebone. The journey, including transfers, takes approximately 2h 50m.
High Wycombe to Portsmouth train services, operated by Chiltern Railways, depart from High Wycombe station.
High Wycombe to Portsmouth train services, operated by Chiltern Railways, arrive at Portsmouth & Southsea station.
Book your High Wycombe to Portsmouth train tickets online with Chiltern Railways, London Underground (Tube) and South Western Railway.
The distance between High Wycombe and Portsmouth is 95.3 km. The road distance is 167 km.
You can take a train from High Wycombe to Portsmouth & Southsea via London Marylebone, Marylebone station, Waterloo station, and London Waterloo in around 2h 29m.