The average train between Gatwick and Southampton takes 1h 57m and the fastest train takes 1h 37m. There is a train service every few hours from Gatwick 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 Gatwick and Southampton. The earliest departure is at 5:57 AM in the morning, and the last departure from Gatwick is at 11:55 PM which arrives into Southampton at 7:00 AM. All services require a transfer, and take on average 1h 57m. The schedules shown below are for the next available departures.

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1h 38m • 1 changeWant to know about travelling from Gatwick 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 Gatwick to Southampton. However, there are services departing from Gatwick Airport station and arriving at Southampton Central station via Clapham Junction station. The journey, including transfers, takes approximately 1h 57m.
Gatwick to Southampton train services, operated by Southern, depart from Gatwick Airport station.
Gatwick to Southampton train services, operated by South Western Railway, arrive at Southampton Central station.
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The distance between Gatwick and Southampton is 90.2 km. The road distance is 116 km.
You can take a train from Gatwick Airport to Southampton Central via Clapham Junction in around 2h 15m.