The average bus between Caernarfon and Swansea takes 12h 40m and the fastest bus takes 9h 25m. The bus service runs several times per day from Caernarfon to Swansea. 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 4 times a day between Caernarfon and Swansea. The earliest departure is at 7:05 AM in the morning, and the last departure from Caernarfon is at 7:05 PM which arrives into Swansea at 10:50 AM. All services require a transfer at Aberystwyth Bus Station Stand 7 and take an average of 12h 40m. The schedules shown below are for the next available departures.




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9h 28m • 4 changesArrives next day




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17h 39m • 4 changesWant to know about travelling from Caernarfon to Swansea? 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 Caernarfon to Swansea. However, there are services departing from Caernarfon station and arriving at Swansea station via Aberystwyth Bus Station Stand 4 station. The journey, including transfers, takes approximately 12h 40m.
Caernarfon to Swansea bus services, operated by Lloyd's Coaches, depart from Turf Square station.
Caernarfon to Swansea bus services, operated by Lloyd's Coaches, arrive at Carmarthen Bus Station Stand 1.
The distance between Caernarfon and Swansea is 170.4 km. The road distance is 274 km.
You can take a bus from Turf Square to Kingsway via Aberystwyth Bus Station Stand 7, The Black Lion, Carmarthen Bus Station Stand 3, and Llanelli Bus Station Stand 5 in around 8h 30m.