The average bus between Trefriw and Caernarfon takes 4h 1m and the fastest bus takes 1h 42m. The bus service runs several times per day from Trefriw to Caernarfon. 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 4 hours between Trefriw and Caernarfon. The earliest departure is at 8:28 AM in the morning, and the last departure from Trefriw is at 7:22 PM which arrives into Caernarfon at 8:54 AM. All services require a transfer, and take on average 4h 1m. The schedules shown below are for the next available departures.

1h 49m • 1 change

2h 17m • 1 change

2h 35m • 1 change

2h 30m • 1 change

1h 49m • 1 change

2h 17m • 1 change

2h 35m • 1 change

2h 30m • 1 change

2h 15m • 1 change

1h 42m • 1 change

1h 50m • 1 change

2h 27m • 1 change

2h 15m • 1 change

1h 42m • 1 change

1h 50m • 1 change

2h 27m • 1 change

1h 49m • 1 change

2h 17m • 1 change

2h 35m • 1 change

2h 30m • 1 change

1h 49m • 1 change

2h 17m • 1 change

2h 35m • 1 change

2h 30m • 1 change

1h 49m • 1 change

2h 17m • 1 change

2h 35m • 1 change

2h 30m • 1 change
Want to know about travelling from Trefriw to Caernarfon? 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 Trefriw to Caernarfon. However, there are services departing from Trefriw station and arriving at Caernarfon station via Caernarfon Bus Station Stand B station. The journey, including transfers, takes approximately 4h 1m.
Trefriw to Caernarfon bus services, operated by Llew Jones Coaches, depart from Betws-y-Coed station.
Trefriw to Caernarfon bus services, operated by Llew Jones Coaches, arrive at Caernarfon Bus Station Stand B.
The distance between Trefriw and Caernarfon is 30 km. The road distance is 50 km.
Gwynfor Coaches operates a bus from Betws-y-Coed station to Caernarfon Bus Station Stand B hourly, and the journey takes 1h 14m.