The average train between Southampton and Dumbarton takes 8h 56m and the fastest train takes 7h 42m. The train service runs several times per day from Southampton to Dumbarton. 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 every 4 hours between Southampton and Dumbarton. The earliest departure is at 6:16 AM in the morning, and the last departure from Southampton is at 7:15 PM which arrives into Dumbarton at 2:22 PM. All services require a transfer at Stafford and take an average of 8h 56m. The schedules shown below are for the next available departures.
Arrives next day



8h • 3 changes
Arrives next day



14h 44m • 3 changes



7h 42m • 3 changes



7h 45m • 3 changes



7h 44m • 3 changes



8h 5m • 3 changes



7h 42m • 3 changes



7h 45m • 3 changes



7h 44m • 3 changes



8h 5m • 3 changes



7h 42m • 3 changes



7h 45m • 3 changes



7h 44m • 3 changes



8h 5m • 3 changes



7h 42m • 3 changes



7h 45m • 3 changes



7h 44m • 3 changes



8h 5m • 3 changes



7h 43m • 3 changes



7h 45m • 3 changes



7h 44m • 3 changes



7h 44m • 3 changes
Want to know about travelling from Southampton to Dumbarton? 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 Dumbarton. However, there are services departing from Southampton station and arriving at Dumbarton station via Stafford. The journey, including transfers, takes approximately 8h 56m.
Southampton to Dumbarton train services, operated by Cross Country, depart from Southampton Central station.
Southampton to Dumbarton train services, operated by Cross Country, arrive at Glasgow Central station.
Book your Southampton to Dumbarton train tickets online with Cross Country, Avanti West Coast and ScotRail.
The distance between Southampton and Dumbarton is 598.3 km. The road distance is 728 km.
You can take a train from Southampton Central to Dumbarton Central via Stafford, Glasgow Central, Glasgow Central Low Level, and Hyndland in around 8h 44m.