The average bus between Rennes and Cardiff takes 19h 44m and the fastest bus takes 17h 55m. The bus service runs several times per day from Rennes 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 3 times a day between Rennes and Cardiff. The earliest departure is at 1:40 AM at night, and the last departure from Rennes is at 7:15 PM which arrives into Cardiff at 1:00 PM. All services require a transfer at Paris, Quai de Bercy (Bercy Seine) and take an average of 19h 44m. The schedules shown below are for the next available departures.
Arrives next day


19h 10m • 2 changes
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19h 45m • 2 changes
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18h 35m • 2 changes


18h 35m • 2 changes
Arrives next day


19h 10m • 2 changes
Arrives next day


19h 45m • 2 changes
Arrives next day


18h 35m • 2 changes


18h 35m • 2 changes
Arrives next day


19h 10m • 2 changes
Arrives next day


19h 35m • 2 changes
Arrives next day


18h 45m • 2 changes


19h 10m • 2 changes
Arrives next day


16h 55m • 2 changes
Arrives next day


19h 25m • 2 changes
Arrives next day


18h 45m • 2 changes
Want to know about travelling from Rennes 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 Rennes to Cardiff. However, there are services departing from Rennes station and arriving at Cardiff station via Paris, Quai de Bercy (Bercy Seine). The journey, including transfers, takes approximately 19h 44m.
Rennes to Cardiff bus services, operated by FlixBus, depart from Rennes station.
Rennes to Cardiff bus services, operated by FlixBus, arrive at University RE station.
Book your Rennes to Cardiff bus tickets online with FlixBus and National Express.
The distance between Rennes and Cardiff is 389.8 km. The road distance is 1,048 km.
You can take a bus from Rennes to University RE via Paris, Quai de Bercy (Bercy Seine) and London Victoria in around 18h 42m.