The average train between Hounslow and Southampton takes 2h 13m and the fastest train takes 1h 54m. There is an hourly train service from Hounslow 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 Hounslow and Southampton. The earliest departure is at 12:17 AM at night, and the last departure from Hounslow is at 11:50 PM which arrives into Southampton at 2:49 AM. All services require a transfer at Clapham Junction and take an average of 2h 13m. The schedules shown below are for the next available departures.


1h 57m • 2 changes

2h 4m • 2 changes

1h 56m • 2 changes

1h 55m • 2 changes

5h 32m • 2 changes

2h 1m • 2 changes

2h 4m • 2 changes

1h 56m • 2 changes

2h 43m • 2 changes

2h 16m • 2 changes

2h 7m • 2 changes

2h 6m • 2 changesWant to know about travelling from Hounslow 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 Hounslow to Southampton. However, there are services departing from Hounslow station and arriving at Southampton station via Clapham Junction. The journey, including transfers, takes approximately 2h 13m.
Hounslow to Southampton train services, operated by South Western Railway, depart from Hounslow station.
Hounslow to Southampton train services, operated by South Western Railway, arrive at Southampton Central station.
Book your Hounslow to Southampton train tickets online with South Western Railway and Cross Country.
The distance between Hounslow and Southampton is 96.1 km. The road distance is 136 km.
You can take a train from Hounslow to Southampton Central via Clapham Junction and Basingstoke in around 2h 33m.