The average train between Southampton and Barry takes 3h 39m and the fastest train takes 3h 5m. There is a train service every few hours from Southampton to Barry. 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 Southampton and Barry. The earliest departure is at 6:47 AM in the morning, and the last departure from Southampton is at 9:11 PM which arrives into Barry at 5:40 AM. All services require a transfer, and take on average 3h 39m. The schedules shown below are for the next available departures.

3h 13m • 1 change

3h 13m • 1 change

3h 14m • 1 change

3h 13m • 1 change

3h 37m • 1 change

3h 14m • 1 change

3h 13m • 1 change

3h 13m • 1 change

3h 37m • 1 change

3h 14m • 1 change

3h 13m • 1 change

3h 13m • 1 change

3h 37m • 1 change

3h 14m • 1 change

3h 13m • 1 change

3h 13m • 1 change
Want to know about travelling from Southampton to Barry? 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 Southampton to Barry. However, there are services departing from Southampton station and arriving at Barry station via Cardiff Central. The journey, including transfers, takes approximately 3h 39m.
Southampton to Barry train services, operated by Great Western Railway (GWR), depart from Southampton Central station.
Southampton to Barry train services, operated by Great Western Railway (GWR), arrive at Cardiff Central station.
Book your Southampton to Barry train tickets online with Great Western Railway (GWR) and Transport for Wales.
The distance between Southampton and Barry is 142.2 km. The road distance is 198 km.
Great Western Railway (GWR) operates a train from Southampton Central to Cardiff Central hourly. Tickets cost £50–100 and the journey takes 2h 36m.