Didcot to Portsmouth Trains

Didcot to Portsmouth trains

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Trip Overview

The average train between Didcot and Portsmouth takes 2h 26m and the fastest train takes 2h 6m. There is a train service every few hours from Didcot 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.

2h 26m
Duration: 79 mi
Distance: £37
Average price: Hourly
Frequency

Train

best

Take the train from Didcot Parkway to Readingtrain Didcot Parkway - Slough / ...
Take the train from Basingstoke to Portsmouth & Southseatrain London Waterloo - Portsmouth Harbour / ...

2h 48m

£29–65

Didcot to Portsmouth train times

Trains run hourly between Didcot and Portsmouth. The earliest departure is at 12:24 AM at night, and the last departure from Didcot is at 9:58 PM which arrives into Portsmouth at 12:20 AM. All services require a transfer at Reading and take an average of 2h 26m. The schedules shown below are for the next available departures.

Departing Saturday, October 17, 2026

12:24 AM → 8:12 AM
7h 48m • 2 changes
6:43 AM → 9:13 AM
2h 30m • 2 changes
7:44 AM → 10:12 AM
2h 28m • 2 changes
8:45 AM → 11:12 AM
2h 27m • 2 changes
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Departing Sunday, October 18, 2026

3:48 PM → 6:12 PM
2h 24m • 2 changes
4:48 PM → 7:12 PM
2h 24m • 2 changes
5:12 PM → 8:12 PM
3h • 2 changes
6:12 PM → 9:12 PM
3h • 2 changes
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Departing Monday, October 19, 2026

5:46 AM → 8:12 AM
2h 26m • 2 changes
6:36 AM → 9:11 AM
2h 35m • 2 changes
7:57 AM → 10:11 AM
2h 14m • 2 changes
8:27 AM → 11:11 AM
2h 44m • 2 changes
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Departing Tuesday, October 20, 2026

5:46 AM → 8:12 AM
2h 26m • 2 changes
6:36 AM → 9:11 AM
2h 35m • 2 changes
7:57 AM → 10:11 AM
2h 14m • 2 changes
8:27 AM → 11:11 AM
2h 44m • 2 changes
Show more

Frequently asked questions

Want to know about travelling from Didcot 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.