The average train between Southampton and Harpenden takes 2h 22m and the fastest train takes 2h 5m. There is an hourly train service from Southampton to Harpenden. 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 Harpenden. The earliest departure is at 4:49 AM at night, and the last departure from Southampton is at 11:14 PM which arrives into Harpenden at 2:24 AM. All services require a transfer at London Waterloo Station and take an average of 2h 22m. The schedules shown below are for the next available departures.


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2h 36m • 2 changesWant to know about travelling from Southampton to Harpenden? 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 Harpenden. However, there are services departing from Southampton Central station and arriving at London Waterloo station via London Waterloo station. The journey, including transfers, takes approximately 2h 22m.
Southampton to Harpenden train services, operated by South Western Railway, depart from Southampton Central station.
Southampton to Harpenden train services, operated by South Western Railway, arrive at London Waterloo station.
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The distance between Southampton and Harpenden is 124.9 km. The road distance is 147 km.
South Western Railway operates a train from Southampton Central to London Waterloo hourly. Tickets cost £28–60 and the journey takes 1h 19m.