The average train between Southampton and Slough Station takes 1h 22m and the fastest train takes 1h 14m. There is a train service every few hours from Southampton to Slough Station. 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 Slough Station. The earliest departure is at 5:15 AM in the morning, and the last departure from Southampton is at 8:15 PM which arrives into Slough Station at 9:31 PM. All services require a transfer, and take on average 1h 22m. The schedules shown below are for the next available departures.

1h 17m • 1 change

1h 16m • 1 change

1h 36m • 1 change

1h 15m • 1 change

1h 21m • 1 change

1h 20m • 1 change

1h 21m • 1 change

1h 29m • 1 change

1h 16m • 1 change

1h 15m • 1 change

1h 16m • 1 change

1h 16m • 1 change

1h 36m • 1 change

1h 20m • 1 change

1h 20m • 1 change

1h 22m • 1 change
Want to know about travelling from Southampton to Slough Station? 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 Slough Station. However, there are services departing from Southampton station and arriving at Slough Station station via Reading. The journey, including transfers, takes approximately 1h 22m.
Southampton to Slough Station train services, operated by Cross Country, depart from Southampton Central station.
Southampton to Slough Station train services, operated by Cross Country, arrive at Slough station.
Book your Southampton to Slough Station train tickets online with Cross Country, Great Western Railway (GWR) and Elizabeth Line (TfL).
The distance between Southampton and Slough Station is 88.1 km. The road distance is 103 km.
You can take a train from Southampton Central to Slough via Reading in around 1h 20m.