The average bus between Gloucester and Caernarfon takes 17h 53m and the fastest bus takes 16h 50m. There is at least one bus per day from Gloucester 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 once daily between Gloucester and Caernarfon. The earliest departure is at 12:05 AM at night, and the last departure from Gloucester is at 9:15 PM which arrives into Caernarfon at 4:55 PM. All services require a transfer at Country Bus Station and take an average of 17h 53m. The schedules shown below are for the next available departures.




16h 50m • 4 changes
Arrives next day




17h 10m • 4 changes
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19h 40m • 4 changes
Arrives next day




17h 10m • 4 changes
Arrives next day




19h 40m • 4 changes
Want to know about travelling from Gloucester 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 Gloucester to Caernarfon. However, there are services departing from Gloucester station and arriving at Caernarfon station via Country Bus Station station. The journey, including transfers, takes approximately 17h 53m.
Gloucester to Caernarfon bus services, operated by National Express, depart from Transport Hub station.
Gloucester to Caernarfon bus services, operated by National Express, arrive at Caernarfon Bus Station Stand A.
The distance between Gloucester and Caernarfon is 197.5 km. The road distance is 315 km.
You can take a bus from Transport Hub to Caernarfon Bus Station Stand A via Country Bus Station, Llandrindod Wells Interchange Stand 2, Newtown Bus Station, and Bus Depot in around 10h 25m.