The average bus between Cardiff Bay and Caerphilly takes 1h 47m and the fastest bus takes 1h 21m. The bus service runs several times per day from Cardiff Bay to Caerphilly. 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 2 hours between Cardiff Bay and Caerphilly. The earliest departure is at 6:04 AM in the morning, and the last departure from Cardiff Bay is at 6:42 PM which arrives into Caerphilly at 8:12 PM. All services require a transfer, and take on average 1h 47m. The schedules shown below are for the next available departures.

1h 41m • 1 change

1h 41m • 1 change

1h 41m • 1 change

1h 41m • 1 change

1h 57m • 1 change

1h 48m • 1 change

1h 48m • 1 change

1h 41m • 1 change

1h 57m • 1 change

1h 48m • 1 change

1h 48m • 1 change

1h 41m • 1 change

2h 2m • 1 change

2h 2m • 1 change

2h 1m • 1 change

2h 1m • 1 change
Want to know about travelling from Cardiff Bay to Caerphilly? 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 Bay to Caerphilly. However, there are services departing from Cardiff Bay station and arriving at Caerphilly station via Heath Hospital Main Entrance. The journey, including transfers, takes approximately 1h 47m.
Cardiff Bay to Caerphilly bus services, operated by Cardiff Bus, depart from Millennium Centre station.
Cardiff Bay to Caerphilly bus services, operated by Cardiff Bus, arrive at Caerphilly Library / The Twyn station.
The distance between Cardiff Bay and Caerphilly is 12.8 km. The road distance is 26 km.
You can take a bus from Millennium Centre to Caerphilly Library / The Twyn via Heath Hospital Main Entrance in around 1h 34m.