Rome2Rio

Cambridge to Portsmouth trains

Find Transport to Portsmouth

View schedule
QR code to download the Rome2Rio app

Download the Rome2Rio travel app

Scan QR code with your phone to download the app

Download on the App StoreGet it on Google Play

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
£87
Average price
Hourly
Frequency

Cambridge to Portsmouth train times

Trains run hourly between Cambridge and Portsmouth. The earliest departure is at 4:51 AM at night, and the last departure from Cambridge is at 9:51 PM which arrives into Portsmouth at 8:16 AM. All services require a transfer, and take on average 4h 9m. The schedules shown below are for the next available departures.

Departing Tuesday, November 10, 2026

  •  → 

    Arrives next day

    ThameslinkSouthern10h 25m • 1 change

Departing Wednesday, November 11, 2026

  •  → 

    ThameslinkSouthern3h 48m • 1 change
  •  → 

    ThameslinkSouthern3h 54m • 1 change
  •  → 

    ThameslinkSouthern3h 46m • 1 change
  •  → 

    ThameslinkSouthern3h 54m • 1 change
  • Show more

Departing Thursday, November 12, 2026

  •  → 

    ThameslinkSouthern3h 48m • 1 change
  •  → 

    ThameslinkSouthern3h 54m • 1 change
  •  → 

    ThameslinkSouthern3h 46m • 1 change
  •  → 

    ThameslinkSouthern3h 54m • 1 change
  • Show more

Departing Friday, November 13, 2026

  •  → 

    ThameslinkSouthern3h 48m • 1 change
  •  → 

    ThameslinkSouthern3h 54m • 1 change
  •  → 

    ThameslinkSouthern3h 46m • 1 change
  •  → 

    ThameslinkSouthern3h 54m • 1 change
  • Show more

Departing Saturday, November 14, 2026

  •  → 

    ThameslinkSouthern3h 45m • 1 change
  •  → 

    ThameslinkSouthern3h 56m • 1 change
  •  → 

    ThameslinkSouthern3h 47m • 1 change
  •  → 

    ThameslinkSouthern3h 54m • 1 change
  • Show more

Departing Sunday, November 15, 2026

  •  → 

    ThameslinkSouthern4h 26m • 1 change
  •  → 

    ThameslinkSouthern4h 26m • 1 change
  •  → 

    ThameslinkSouthern4h 26m • 1 change
  •  → 

    ThameslinkSouthern4h 27m • 1 change
  • Show more

Departing Monday, November 16, 2026

  •  → 

    ThameslinkSouthern3h 48m • 1 change
  •  → 

    ThameslinkSouthern3h 54m • 1 change
  •  → 

    ThameslinkSouthern3h 46m • 1 change
  •  → 

    ThameslinkSouthern3h 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.

Map of how to get from Cambridge to Portsmouth.ExpandLaunch map view
  • Distance: 145.7 mi
  • Duration: 4h 9m

What companies run services between Cambridge, England and Portsmouth, England?

You can take a train from Cambridge to Portsmouth & Southsea via East Croydon in around 3h 48m.

Operators