The average train between Southampton and Brentford takes 1h 59m and the fastest train takes 1h 39m. There is a train service every few hours from Southampton to Brentford. 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 Brentford. The earliest departure is at 4:52 AM at night, and the last departure from Southampton is at 11:00 PM which arrives into Brentford at 8:20 AM. All services require a transfer, and take on average 1h 59m. The schedules shown below are for the next available departures.

1h 54m • 1 change

1h 54m • 1 change

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1h 54m • 1 change

2h 25m • 1 change

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2h 2m • 1 change

2h 1m • 1 change

1h 54m • 1 change

1h 54m • 1 change
Want to know about travelling from Southampton to Brentford? 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 Brentford. However, there are services departing from Southampton station and arriving at Brentford station via Clapham Junction. The journey, including transfers, takes approximately 1h 59m.
Southampton to Brentford train services, operated by South Western Railway, depart from Southampton Central station.
Southampton to Brentford train services, operated by South Western Railway, arrive at Syon Lane station.
Book your Southampton to Brentford train tickets online with South Western Railway.
The distance between Southampton and Brentford is 99.4 km. The road distance is 132 km.
You can take a train from Southampton Central to Syon Lane via Clapham Junction in around 1h 49m.