The historic town of Caernarfon is easily accessible by car, air, rail, bus and sea.
By plane
Anglesey Airport is only 24 miles away via the A55 and provides weekday links by Highland Airways to Cardiff, South Wales twice daily. Caernarfon Airport is less than 6 miles away and has a terminal open for private aircraft. Liverpool John Lennon airport is just 90 miles away via the M56, A55 and A487. Manchester airport is 98 miles away via the M56, A55 and A487, approximately one and three-quarter hours' drive.
By Sea
Caernarfon is easily reached from Ireland via the port of Holyhead, and an excellent road network. Take the A55 leaving J9 first exit after crossing Britannia Bridge onto A487 then follow signs for Caernarfon onto the A487 for 7 miles. Foot passengers, onward travel is available from Holyhead to Bangor by train and takes 30 minutes, and then Bangor to Caernarfon by bus 20 minutes.
By Rail
The nearest train station is Bangor, with trains from Chester, Crewe, Manchester, London Euston, Cardiff, and Holyhead connecting to Dublin ferry. From London Euston Virgin Trains takes about 3 hours.
By bus
From London via Chester or Cardiff, National Express operates a daily service to Caernarfon, with numerous pick up points along the way.
The town is also served by local bus routes, mainly from other North Wales towns. There are buses every 15 minutes from Bangor nearest train station - just check out Arriva Bus route 5. The route takes about 30 minutes, so getting to Caernarfon by public transport is definitely an option.
Local bus companies include Express Motors, Silver Star, KMP Llanberis, Arriva Cymru and Sherpa Buses for Snowdonia.
Caernarfon's central bus station is called Penllyn.
By car
The roads are good, with Bangor and the A55 expressway around 15 minutes away. Liverpool and Manchester airports are around 2 hours, Dublin about 3 hours including fast ferry and Cardiff around 4 and a half hours.
From London allow 5 hours for your journey. Exit the M6/J20 onto M56. Follow signs for Queensferry / North Wales onto A55. Exit A55/J9 onto A487 then follow signs for Caernarfon onto the A487 for 7 miles.
Note: All day parking is available behind the castle at a reasonable price, with other car parks more ideally suited to short-term parking.