The average train between Potters Bar and Portsmouth takes 2h 38m and the fastest train takes 2h 11m. The train runs at least 2 times per hour from Potters Bar 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 every 30 minutes between Potters Bar and Portsmouth. The earliest departure is at 12:02 AM at night, and the last departure from Potters Bar is at 11:02 PM which arrives into Portsmouth at 1:40 AM. All services require a transfer at London Kings Cross and take an average of 2h 38m. The schedules shown below are for the next available departures.


3h 22m • 2 changes

2h 45m • 2 changes

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2h 42m • 2 changes

2h 31m • 2 changes

2h 16m • 2 changes

7h 14m • 2 changes

2h 42m • 2 changes

2h 31m • 2 changes

2h 16m • 2 changes

7h 14m • 2 changes

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2h 16m • 2 changes

6h 38m • 2 changes

2h 42m • 2 changes

2h 31m • 2 changes

2h 16m • 2 changesWant to know about travelling from Potters Bar 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 Potters Bar 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 38m.
Potters Bar to Portsmouth train services, operated by South Western Railway, depart from London Waterloo station.
Potters Bar to Portsmouth train services, operated by South Western Railway, arrive at Portsmouth & Southsea station.
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The distance between Potters Bar and Portsmouth is 118 km. The road distance is 140 km.
South Western Railway operates a train from London Waterloo to Portsmouth & Southsea every 30 minutes. Tickets cost £26–60 and the journey takes 1h 31m.