The average train between Portsmouth and Cambridge takes 3h 14m and the fastest train takes 2h 52m. There is an hourly train service from Portsmouth to Cambridge. 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 hourly between Portsmouth and Cambridge. The earliest departure is at 4:35 AM at night, and the last departure from Portsmouth is at 10:38 PM which arrives into Cambridge at 7:50 AM. All services require a transfer at London Waterloo Station and take an average of 3h 14m. The schedules shown below are for the next available departures.


3h 6m • 2 changes


3h 6m • 2 changes


2h 57m • 2 changes


3h 5m • 2 changes


2h 54m • 2 changes


3h 6m • 2 changes


2h 54m • 2 changes


2h 54m • 2 changes


3h 26m • 2 changes


3h 26m • 2 changes


3h 21m • 2 changes


3h 21m • 2 changes
Want to know about travelling from Portsmouth to Cambridge? 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 Portsmouth to Cambridge. However, there are services departing from Portsmouth station and arriving at Cambridge station via London Waterloo. The journey, including transfers, takes approximately 3h 14m.
Portsmouth to Cambridge train services, operated by South Western Railway, depart from Portsmouth & Southsea station.
Portsmouth to Cambridge train services, operated by South Western Railway, arrive at Cambridge station.
Book your Portsmouth to Cambridge train tickets online with South Western Railway, London Underground (Tube) and Great Northern.
The distance between Portsmouth and Cambridge is 176.8 km. The road distance is 212 km.
You can take a train from Portsmouth & Southsea to Cambridge via London Waterloo Station, Waterloo station, Euston station, and King's Cross in around 3h 2m.