The average bus between Bath and Cardiff Bay (Water) takes 3h 35m and the fastest bus takes 2h 58m. There is a bus service every few hours from Bath to Cardiff Bay (Water). 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 Bath and Cardiff Bay (Water). The earliest departure is at 1:23 AM at night, and the last departure from Bath is at 11:04 PM which arrives into Cardiff Bay (Water) at 6:50 AM. All services require a transfer at Bus Station and take an average of 3h 35m. The schedules shown below are for the next available departures.


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3h 33m • 2 changesWant to know about travelling from Bath to Cardiff Bay (Water)? 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 Bath to Cardiff Bay (Water). However, there are services departing from Bath station and arriving at Cardiff Bay (Water) station via Bus Station station. The journey, including transfers, takes approximately 3h 35m.
Bath to Cardiff Bay (Water) bus services, operated by First Bristol, Bath & the West, depart from Westgate Buildings station.
Bath to Cardiff Bay (Water) bus services, operated by First Bristol, Bath & the West, arrive at Cardiff North Road station.
The distance between Bath and Cardiff Bay (Water) is 56.7 km. The road distance is 96 km.
You can take a bus from Westgate Buildings to Prospect Place via Bus Station, Bristol Bus Station, Cardiff North Road, and Kingsway GR in around 3h 36m.