There are 3 ways to get from Dublin to Caernarfon Castle by car ferry or bus

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2rio's travel planner.

Recommended option

Car ferry  •  3 h 49 min

  1. Take the car ferry from Dublin to Holyhead

$150 - $184

Cheapest option

Car ferry, bus  •  6 h 4 min

  1. Take the car ferry from Dublin to Holyhead
  2. Take the bus from Holyhead, Summer Hill (Market Buildings) to Bangor, Railway Station (Bangor Railway Station) X4 / ...

$48 - $57

1 alternative option

Car ferry via Bangor, Railway Station (Bangor Railway Station)  •  5 h 12 min

  1. Take the car ferry from Dublin to Holyhead

$54 - $79

What companies run services between Dublin, Ireland and Caernarfon Castle, Wales?

Irish Ferries operates a car ferry from Dublin to Caernarfon Castle 4 times a day. Tickets cost $40 - $45 and the journey takes 3 h 15 min. Stena Line also services this route 4 times a day.

Bus operators
Arriva Cymru
Phone
0344 800 4411
Website
arrivabus.co.uk
Bus from Holyhead, Summer Hill (Market Buildings) to Bangor, Railway Station (Bangor Railway Station)
Ave. Duration
1 h 22 min
Frequency
Hourly
Estimated price
$5 - $8
Schedules at
arrivabus.co.uk
Ferry operators
Irish Ferries
Website
irishferries.com
Car ferry from Dublin to Holyhead
Ave. Duration
3 h 15 min
Frequency
4 times a day
Estimated price
$40 - $45
Schedules at
irishferries.com
Car
$150 - $170
On Foot
$40 - $45
car
$121
Passenger
$43

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Questions & Answers

The distance between Dublin and Caernarfon Castle is 133 km.

The cheapest way to get from Dublin to Caernarfon Castle is to car ferry and bus which costs 40€ - 50€ and takes 6 h 4 min.

The quickest way to get from Dublin to Caernarfon Castle is to car ferry which takes 3 h 49 min and costs 120€ - 160€.

It takes approximately 3 h 49 min to get from Dublin to Caernarfon Castle, including transfers.