The average train between Gloucester and Swansea takes 2h 19m and the fastest train takes 2h. There is a train service every few hours from Gloucester to Swansea. 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 Swansea. The earliest departure is at 5:48 AM in the morning, and the last departure from Gloucester is at 11:10 PM which arrives into Swansea at 2:11 AM. All services require a transfer, and take on average 2h 19m. The schedules shown below are for the next available departures.

2h 1m • 1 change

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2h 26m • 1 change

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2h 26m • 1 change

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2h 2m • 1 change
Want to know about travelling from Gloucester to Swansea? 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 Swansea. However, there are services departing from Gloucester station and arriving at Swansea station via Newport (S Wales). The journey, including transfers, takes approximately 2h 19m.
Gloucester to Swansea train services, operated by Cross Country, depart from Gloucester station.
Gloucester to Swansea train services, operated by Cross Country, arrive at Swansea station.
Book your Gloucester to Swansea train tickets online with Cross Country, Great Western Railway (GWR) and Transport for Wales.
The distance between Gloucester and Swansea is 120.2 km. The road distance is 163 km.
You can take a train from Gloucester to Swansea via Newport (S Wales) in around 2h 14m.