The average train between Cambridge and Swansea takes 4h 46m and the fastest train takes 4h 15m. There is a train service every few hours from Cambridge to Swansea. 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 Cambridge and Swansea. The earliest departure is at 6:12 AM in the morning, and the last departure from Cambridge is at 11:51 PM which arrives into Swansea at 9:30 AM. All services require a transfer at London Kings Cross and take an average of 4h 46m. The schedules shown below are for the next available departures.


4h 17m • 2 changes

4h 18m • 2 changes

4h 21m • 2 changes

4h 18m • 2 changes

4h 17m • 2 changes

4h 20m • 2 changes

4h 24m • 2 changes

4h 20m • 2 changes

4h 51m • 2 changes

4h 58m • 2 changes

4h 38m • 2 changes

4h 37m • 2 changesWant to know about travelling from Cambridge to Swansea? 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 Cambridge to Swansea. However, there are services departing from Cambridge station and arriving at Swansea station via King's Cross. The journey, including transfers, takes approximately 4h 46m.
Cambridge to Swansea train services, operated by Thameslink, depart from Cambridge station.
Cambridge to Swansea train services, operated by Thameslink, arrive at Swansea station.
Book your Cambridge to Swansea train tickets online with Thameslink, London Underground (Tube) and 2 other operators.
The distance between Cambridge and Swansea is 285.8 km. The road distance is 399 km.
You can take a train from Cambridge to Swansea via London Kings Cross, King's Cross St. Pancras station, Paddington, and London Paddington in around 4h 25m.