The average train between Balham and Portsmouth takes 2h 6m and the fastest train takes 1h 50m. There is a train service every few hours from Balham 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 Balham and Portsmouth. The earliest departure is at 3:08 AM at night, and the last departure from Balham is at 7:34 PM which arrives into Portsmouth at 9:44 PM. All services require a transfer at Waterloo station and take an average of 2h 6m. The schedules shown below are for the next available departures.

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1h 53m • 1 changeWant to know about travelling from Balham 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 Balham to Portsmouth. However, there are services departing from London Waterloo station and arriving at Portsmouth & Southsea station via Portsmouth & Southsea station. The journey, including transfers, takes approximately 2h 6m.
Balham to Portsmouth train services, operated by South Western Railway, depart from London Waterloo station.
Balham to Portsmouth train services, operated by South Western Railway, arrive at Portsmouth & Southsea station.
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The distance between Balham and Portsmouth is 97.3 km. The road distance is 112 km.
South Western Railway operates a train from London Waterloo to Portsmouth & Southsea every 30 minutes. Tickets cost £26–55 and the journey takes 1h 30m.