The average bus between Cambridge and Swansea takes 8h 11m and the fastest bus takes 7h 35m. The bus service runs several times per day 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.
Buses run every 4 hours between Cambridge and Swansea. The earliest departure is at 3:50 AM at night, and the last departure from Cambridge is at 6:15 PM which arrives into Swansea at 2:00 AM. All services require a transfer, and take on average 8h 11m. The schedules shown below are for the next available departures.

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Want 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 bus from Cambridge to Swansea. However, there are services departing from Cambridge station and arriving at Swansea station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 8h 11m.
Cambridge to Swansea bus services, operated by National Express, depart from Parkside station.
Cambridge to Swansea bus services, operated by National Express, arrive at Swansea Bus Station Stand B.
Book your Cambridge to Swansea bus tickets online with National Express.
The distance between Cambridge and Swansea is 285.8 km. The road distance is 425 km.
You can take a bus from Parkside to Swansea Bus Station Stand B via Heathrow Central Bus Station in around 7h 20m.