The average train between Gloucester and Southampton takes 2h 25m and the fastest train takes 2h 22m. There is a train service every few hours from Gloucester to Southampton. 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 Southampton. The earliest departure is at 6:10 AM in the morning, and the last departure from Gloucester is at 9:19 PM which arrives into Southampton at 11:45 PM. All services require a transfer, and take on average 2h 25m. The schedules shown below are for the next available departures.

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2h 28m • 1 change

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2h 28m • 1 change

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2h 31m • 1 change

2h 37m • 1 change

2h 28m • 1 change

2h 24m • 1 change
Want to know about travelling from Gloucester to Southampton? 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 Southampton. However, there are services departing from Gloucester station and arriving at Southampton station via Reading. The journey, including transfers, takes approximately 2h 25m.
Gloucester to Southampton train services, operated by Great Western Railway (GWR), depart from Gloucester station.
Gloucester to Southampton train services, operated by Great Western Railway (GWR), arrive at Southampton Central station.
Book your Gloucester to Southampton train tickets online with Great Western Railway (GWR) and Cross Country.
The distance between Gloucester and Southampton is 121.8 km. The road distance is 200 km.
You can take a train from Gloucester to Southampton Central via Reading in around 2h 50m.