Portsmouth to Clapham Trains

Portsmouth to Clapham trains

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Trip Overview

The average train between Portsmouth and Clapham takes 2h 23m and the fastest train takes 1h 52m. There is a train service every few hours from Portsmouth to Clapham. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

2h 23m
Duration: 76 mi
Distance: £39
Average price: Hourly
Frequency

Train

best

Take the train from Portsmouth & Southsea to London Waterlootrain Portsmouth Harbour - London Waterloo / ...

1h 49m

£33–79

Portsmouth to Clapham train times

Trains run hourly between Portsmouth and Clapham. The earliest departure is at 4:35 AM at night, and the last departure from Portsmouth is at 10:37 PM which arrives into Clapham at 6:08 AM. All services require a transfer at London Waterloo Station and take an average of 2h 23m. The schedules shown below are for the next available departures.

Departing Monday, August 10, 2026

2:37 PM → 4:57 PM
2h 20m • 1 change
3:20 PM → 5:25 PM
2h 5m • 1 change
3:37 PM → 5:44 PM
2h 7m • 1 change
4:20 PM → 6:24 PM
2h 4m • 1 change
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Departing Tuesday, August 11, 2026

4:35 AM → 6:56 AM
2h 21m • 1 change
5:28 AM → 7:48 AM
2h 20m • 1 change
5:51 AM → 8:02 AM
2h 11m • 1 change
6:15 AM → 8:20 AM
2h 5m • 1 change
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Departing Wednesday, August 12, 2026

4:35 AM → 6:56 AM
2h 21m • 1 change
5:28 AM → 7:48 AM
2h 20m • 1 change
5:51 AM → 8:02 AM
2h 11m • 1 change
6:15 AM → 8:20 AM
2h 5m • 1 change
Show more

Departing Thursday, August 13, 2026

4:35 AM → 6:56 AM
2h 21m • 1 change
5:28 AM → 7:48 AM
2h 20m • 1 change
5:51 AM → 8:02 AM
2h 11m • 1 change
6:15 AM → 8:20 AM
2h 5m • 1 change
Show more

Frequently asked questions

Want to know about travelling from Portsmouth to Clapham? 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.

What companies run services between Portsmouth, England and Clapham, Greater London, England?

South Western Railway operates a train from Portsmouth & Southsea to London Waterloo every 30 minutes. Tickets cost £29–70 and the journey takes 1h 31m.

Operators