The average train between Saint Leonards-on-Sea and Portsmouth takes 3h 17m and the fastest train takes 2h 36m. There is a train service every few hours from Saint Leonards-on-Sea to Portsmouth. 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 Saint Leonards-on-Sea and Portsmouth. The earliest departure is at 5:57 AM in the morning, and the last departure from Saint Leonards-on-Sea is at 11:45 PM which arrives into Portsmouth at 6:35 AM. All services require a transfer, and take on average 3h 17m. The schedules shown below are for the next available departures.

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Want to know about travelling from Saint Leonards-on-Sea to Portsmouth? 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 Saint Leonards-on-Sea to Portsmouth. However, there are services departing from Saint Leonards-on-Sea station and arriving at Portsmouth station via Brighton. The journey, including transfers, takes approximately 3h 17m.
Saint Leonards-on-Sea to Portsmouth train services, operated by Southern, depart from St Leonards Warrior Square station.
Saint Leonards-on-Sea to Portsmouth train services, operated by Southern, arrive at Portsmouth & Southsea station.
Book your Saint Leonards-on-Sea to Portsmouth train tickets online with Southern.
The distance between Saint Leonards-on-Sea and Portsmouth is 115.3 km. The road distance is 135 km.
You can take a train from St Leonards Warrior Square to Portsmouth & Southsea via Brighton in around 3h 14m.