The average train between South Kensington and Portsmouth takes 1h 56m and the fastest train takes 1h 40m. The train runs at least 2 times per hour from South Kensington 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 South Kensington and Portsmouth. The earliest departure is at 12:29 AM at night, and the last departure from South Kensington is at 11:18 PM which arrives into Portsmouth at 1:20 AM. All services require a transfer at Westminster station and take an average of 1h 56m. The schedules shown below are for the next available departures.

1h 57m • 1 change
Arrives next day

1h 47m • 1 change
Arrives next day

2h 6m • 1 change
Arrives next day

2h 2m • 1 change

6h 46m • 1 change

2h 13m • 1 change

2h 7m • 1 change

1h 43m • 1 change

6h 46m • 1 change

2h 13m • 1 change

2h 7m • 1 change

1h 43m • 1 change
Want to know about travelling from South Kensington 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 South Kensington to Portsmouth. However, there are services departing from South Kensington station and arriving at Portsmouth station via Portsmouth & Southsea. The journey, including transfers, takes approximately 1h 56m.
South Kensington to Portsmouth train services, operated by London Underground (Tube), depart from London Waterloo station.
South Kensington to Portsmouth train services, operated by London Underground (Tube), arrive at Portsmouth & Southsea station.
The distance between South Kensington and Portsmouth is 100.1 km. The road distance is 123 km.
South Western Railway operates a train from London Waterloo to Portsmouth & Southsea every 20 minutes. Tickets cost £30–70 and the journey takes 1h 30m.