The average bus between Oxford and Cardiff takes 5h 15m and the fastest bus takes 4h 46m. There is a bus service every few hours from Oxford to Cardiff. 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 hourly between Oxford and Cardiff. The earliest departure is at 5:38 AM in the morning, and the last departure from Oxford is at 10:06 PM which arrives into Cardiff at 4:00 AM. All services require a transfer, and take on average 5h 15m. The schedules shown below are for the next available departures.

5h 19m • 1 change
Arrives next day

5h 29m • 1 change
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5h 54m • 1 change

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5h 27m • 1 change

4h 46m • 1 change

5h 26m • 1 change

5h 22m • 1 change

5h 27m • 1 change

4h 46m • 1 change

5h 26m • 1 change

5h 22m • 1 change

5h 27m • 1 change

4h 46m • 1 change

5h 26m • 1 change

5h 22m • 1 change

5h 27m • 1 change

4h 46m • 1 change

5h 26m • 1 change
Want to know about travelling from Oxford to Cardiff? 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 Oxford to Cardiff. However, there are services departing from Oxford station and arriving at Cardiff station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 5h 15m.
Oxford to Cardiff bus services, operated by Oxford Bus Company, depart from Queens Lane station.
Oxford to Cardiff bus services, operated by Oxford Bus Company, arrive at Sophia Gardens station.
The distance between Oxford and Cardiff is 136.2 km. The road distance is 301 km.
You can take a bus from Queens Lane to Sophia Gardens via Heathrow Central Bus Station in around 4h 52m.