The average train between Gloucester and Portsmouth takes 3h 59m and the fastest train takes 3h 20m. There is a train service every few hours from Gloucester 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 Gloucester and Portsmouth. The earliest departure is at 6:12 AM in the morning, and the last departure from Gloucester is at 11:18 PM which arrives into Portsmouth at 8:44 AM. All services require a transfer, and take on average 3h 59m. The schedules shown below are for the next available departures.

3h 20m • 1 change

3h 50m • 1 change

3h 36m • 1 change

3h 39m • 1 change

3h 20m • 1 change

3h 50m • 1 change

3h 36m • 1 change

3h 39m • 1 change

3h 35m • 1 change

3h 40m • 1 change

3h 37m • 1 change

3h 39m • 1 change
Want to know about travelling from Gloucester 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 Gloucester to Portsmouth. However, there are services departing from Gloucester station and arriving at Portsmouth station via Bristol Temple Meads. The journey, including transfers, takes approximately 3h 59m.
Gloucester to Portsmouth train services, operated by Great Western Railway (GWR), depart from Gloucester station.
Gloucester to Portsmouth train services, operated by Great Western Railway (GWR), arrive at Portsmouth & Southsea station.
Book your Gloucester to Portsmouth train tickets online with Great Western Railway (GWR).
The distance between Gloucester and Portsmouth is 143.1 km. The road distance is 226 km.
You can take a train from Gloucester to Portsmouth & Southsea via Bristol Temple Meads in around 3h 56m.