The average bus between Cardiff and Cambridge takes 6h 29m and the fastest bus takes 5h 55m. The bus service runs several times per day from Cardiff 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.
Buses run every 3 hours between Cardiff and Cambridge. The earliest departure is at 3:25 AM at night, and the last departure from Cardiff is at 4:40 PM which arrives into Cambridge at 11:35 PM. All services require a transfer, and take on average 6h 29m. The schedules shown below are for the next available departures.

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Want to know about travelling from Cardiff 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 bus from Cardiff to Cambridge. However, there are services departing from Cardiff station and arriving at Cambridge station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 6h 29m.
Cardiff to Cambridge bus services, operated by National Express, depart from Sophia Gardens station.
Cardiff to Cambridge bus services, operated by National Express, arrive at Parkside station.
Book your Cardiff to Cambridge bus tickets online with National Express.
The distance between Cardiff and Cambridge is 240.2 km. The road distance is 355 km.
You can take a bus from Sophia Gardens to Parkside via Heathrow Central Bus Station in around 5h 50m.