The average train between Flitwick and Southampton takes 2h 33m and the fastest train takes 2h 20m. The train runs at least 2 times per hour from Flitwick 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 every 30 minutes between Flitwick and Southampton. The earliest departure is at 4:54 AM at night, and the last departure from Flitwick is at 11:18 PM which arrives into Southampton at 7:00 AM. All services require a transfer at West Hampstead Thameslink and take an average of 2h 33m. The schedules shown below are for the next available departures.
Arrives next day


2h 38m • 2 changes
Arrives next day


2h 45m • 2 changes
Arrives next day


7h 42m • 2 changes


3h 3m • 2 changes


2h 57m • 2 changes


2h 29m • 2 changes


2h 23m • 2 changes


3h 3m • 2 changes


2h 57m • 2 changes


2h 29m • 2 changes


2h 23m • 2 changes
Want to know about travelling from Flitwick 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 Flitwick to Southampton. However, there are services departing from Flitwick station and arriving at Southampton station via West Hampstead Thameslink. The journey, including transfers, takes approximately 2h 33m.
Flitwick to Southampton train services, operated by Thameslink, depart from Flitwick station.
Flitwick to Southampton train services, operated by Thameslink, arrive at Southampton Central station.
Book your Flitwick to Southampton train tickets online with Thameslink, London Underground (Tube) and South Western Railway.
The distance between Flitwick and Southampton is 137.7 km. The road distance is 195 km.
You can take a train from Flitwick to Southampton Central via West Hampstead Thameslink, West Hampstead station, Waterloo station, and London Waterloo in around 2h 31m.