- Distance: 3.9 mi
- Duration: 15 min
The average bus between Cardiff Castle and Cardiff Bay (Water) takes 15 min and the fastest bus takes 13 min. There is a bus service every few hours from Cardiff Castle 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 Cardiff Castle and Cardiff Bay (Water). The earliest departure is at 5:00 AM in the morning, and the last departure from Cardiff Castle is at 11:05 PM which arrives into Cardiff Bay (Water) at 11:19 PM. All services run direct with no transfers required, and take on average 15 min. The schedules shown below are for the next available departures.
Want to know about travelling from Cardiff Castle 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.
Yes, there is a direct bus departing from Cardiff Castle station and arriving at Cardiff Bay (Water) station. Services depart hourly, and operate Once daily. The journey takes approximately 15 min.
Cardiff Castle to Cardiff Bay (Water) bus services, operated by First South & West Wales, depart from Cardiff Bus Interchange Bay 1 station.
Cardiff Castle to Cardiff Bay (Water) bus services, operated by First South & West Wales, arrive at Prospect Place station.
The distance between Cardiff Castle and Cardiff Bay (Water) is 3.4 km. The road distance is 6 km.
First South & West Wales operates a bus from Cardiff Bus Interchange Bay 1 to Prospect Place hourly. Tickets cost £3 and the journey takes 14 min.
