The average bus between Caernarfon Castle and Barmouth takes 2h 35m and the fastest bus takes 1h 45m. The bus service runs several times per day from Caernarfon Castle to Barmouth. 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 Caernarfon Castle and Barmouth. The earliest departure is at 5:42 AM in the morning, and the last departure from Caernarfon Castle is at 10:07 PM which arrives into Barmouth at 8:27 AM. All services require a transfer at Caernarfon Bus Station Stand B and take an average of 2h 35m. The schedules shown below are for the next available departures.

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1h 45m • 1 changeWant to know about travelling from Caernarfon Castle to Barmouth? 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 Castle to Barmouth. However, there are services departing from Caernarfon Bus Station Stand B and arriving at Jubilee Road station via The Australia station. The journey, including transfers, takes approximately 2h 35m.
Caernarfon Castle to Barmouth bus services, operated by TaithCymru, depart from Caernarfon Bus Station Stand B.
Caernarfon Castle to Barmouth bus services, operated by Lloyd's Coaches, arrive at Jubilee Road station.
The distance between Caernarfon Castle and Barmouth is 48.9 km. The road distance is 63 km.
You can take a vehicle from Caernarfon Castle to Jubilee Road via Caernarfon Bus Station Stand B and The Australia in around 2h 37m.