The average bus between Swansea and Caerphilly Castle takes 2h 29m and the fastest bus takes 1h 53m. The bus service runs several times per day from Swansea to Caerphilly Castle. 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 3 hours between Swansea and Caerphilly Castle. The earliest departure is at 5:05 AM in the morning, and the last departure from Swansea is at 7:40 PM which arrives into Caerphilly Castle at 9:39 PM. All services require a transfer at Cardiff North Road and take an average of 2h 29m. The schedules shown below are for the next available departures.

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2h 42m • 1 changeWant to know about travelling from Swansea to Caerphilly Castle? 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 Swansea to Caerphilly Castle. However, there are services departing from Swansea station and arriving at Caerphilly Castle station via Cardiff North Road. The journey, including transfers, takes approximately 2h 29m.
Swansea to Caerphilly Castle bus services, operated by FlixBus, depart from Swansea City Bus Station.
Swansea to Caerphilly Castle bus services, operated by FlixBus, arrive at The Piccadilly station.
The distance between Swansea and Caerphilly Castle is 50.2 km. The road distance is 88 km.
You can take a bus from Swansea City Bus Station to Caerphilly Castle via Cardiff North Road, Greyfriars Road GJ, and The Piccadilly in around 2h 45m.