Cambridge to Portsmouth Trains

Cambridge to Portsmouth trains

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Trip Overview

The average train between Cambridge and Portsmouth takes 4h 9m and the fastest train takes 3h 45m. There is an hourly train service from Cambridge 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.

4h 9m
Duration: 146 mi
Distance: £83
Average price: Hourly
Frequency

Train

best

Take the train from Cambridge to East Croydontrain Cambridge - Brighton / ...
Take the train from East Croydon to Portsmouth & Southseatrain London Victoria - Portsmouth Harbour / ...

3h 48m

£69–108

Cambridge to Portsmouth train times

Trains run hourly between Cambridge and Portsmouth. The earliest departure is at 5:51 AM in the morning, and the last departure from Cambridge is at 9:51 PM which arrives into Portsmouth at 10:51 AM. All services require a transfer, and take on average 4h 9m. The schedules shown below are for the next available departures.

Departing Saturday, October 24, 2026

7:21 AM → 11:15 AM
3h 54m • 1 change
7:51 AM → 11:38 AM
3h 47m • 1 change
8:21 AM → 12:15 PM
3h 54m • 1 change
8:51 AM → 12:38 PM
3h 47m • 1 change
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Departing Sunday, October 25, 2026

8:23 AM → 12:49 PM
4h 26m • 1 change
9:23 AM → 1:49 PM
4h 26m • 1 change
10:23 AM → 2:49 PM
4h 26m • 1 change
11:23 AM → 3:50 PM
4h 27m • 1 change
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Departing Monday, October 26, 2026

5:51 AM → 9:39 AM
3h 48m • 1 change
6:21 AM → 10:15 AM
3h 54m • 1 change
6:51 AM → 10:37 AM
3h 46m • 1 change
7:21 AM → 11:15 AM
3h 54m • 1 change
Show more

Departing Tuesday, October 27, 2026

5:51 AM → 9:39 AM
3h 48m • 1 change
6:21 AM → 10:15 AM
3h 54m • 1 change
6:51 AM → 10:37 AM
3h 46m • 1 change
7:21 AM → 11:15 AM
3h 54m • 1 change
Show more

Departing Wednesday, October 28, 2026

5:51 AM → 9:39 AM
3h 48m • 1 change
6:21 AM → 10:15 AM
3h 54m • 1 change
6:51 AM → 10:37 AM
3h 46m • 1 change
7:21 AM → 11:15 AM
3h 54m • 1 change
Show more

Departing Thursday, October 29, 2026

5:51 AM → 9:39 AM
3h 48m • 1 change
6:21 AM → 10:15 AM
3h 54m • 1 change
6:51 AM → 10:37 AM
3h 46m • 1 change
7:21 AM → 11:15 AM
3h 54m • 1 change
Show more

Departing Friday, October 30, 2026

5:51 AM → 9:39 AM
3h 48m • 1 change
6:21 AM → 10:15 AM
3h 54m • 1 change
6:51 AM → 10:37 AM
3h 46m • 1 change
7:21 AM → 11:15 AM
3h 54m • 1 change
Show more

Frequently asked questions

Want to know about travelling from Cambridge 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.