The average train between Southampton and St Pancras takes 1h 38m and the fastest train takes 1h 27m. There is an hourly train service from Southampton to St Pancras. 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 St Pancras. The earliest departure is at 4:52 AM at night, and the last departure from Southampton is at 10:00 PM which arrives into St Pancras at 11:44 PM. All services require a transfer at London Waterloo Station and take an average of 1h 38m. The schedules shown below are for the next available departures.

1h 34m • 1 change

1h 31m • 1 change

1h 34m • 1 change

1h 36m • 1 change

1h 56m • 1 change

1h 42m • 1 change

1h 30m • 1 change

1h 50m • 1 change

1h 56m • 1 change

1h 42m • 1 change

1h 30m • 1 change

1h 50m • 1 change
Want to know about travelling from Southampton to St Pancras? 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 St Pancras. However, there are services departing from Southampton station and arriving at St Pancras station via London Waterloo. The journey, including transfers, takes approximately 1h 38m.
Southampton to St Pancras train services, operated by South Western Railway, depart from Southampton Central station.
Southampton to St Pancras train services, operated by South Western Railway, arrive at London Waterloo station.
Book your Southampton to St Pancras train tickets online with South Western Railway and London Underground (Tube).
The distance between Southampton and St Pancras is 112.6 km. The road distance is 130 km.
South Western Railway operates a train from Southampton Central to London Waterloo every 30 minutes. Tickets cost £30–75 and the journey takes 1h 16m.