Is there a train from Caernarfon to Holyhead?

No, you must travel to Bangor first to catch a train.

How long is the drive?

The drive takes about 45 minutes via the A55.

Can I walk to the lighthouse?

Yes, there is a well-marked path from the car park.

Are there buses to the ferry?

Yes, local buses stop near the terminal.

Is Holyhead a good place to visit?

Yes, it has great coastal walks and historical sites.

Caernarfon

Holyhead

Bus Driving

Caernarfon to Holyhead

Updated: 28 May 2026

The journey from Caernarfon to the port town of Holyhead covers 40 km across the Menai Strait and onto the island of Anglesey. You can take the bus, which involves a change in Bangor, or drive via the A487 and A55. Holyhead is the primary ferry terminal for travel to Ireland. The drive is straightforward and offers stunning views of the Snowdonia range. Allow extra time if you are catching a ferry.

Total Distance: 40 km driving distance, 35 km straight-line air distance.

Fastest Way

Driving, taking approximately 45 minutes.

Cheapest Way

Bus, costing around 10 GBP for a return ticket.

Compare Caernarfon to Holyhead Routes

	Bus Connecting	Driving Direct
Duration	1 hour 30 mins	45 mins
Avg Price	8-12 GBP	8-12 GBP fuel
Operator	Arriva Buses Wales	Personal Vehicle
Route	Caernarfon to Bangor, then Bangor to Holyhead.	A487 and A55.
Tip	Check the connection times in Bangor carefully.	The A55 is a dual carriageway and very efficient for reaching the port.

Travel Tips

Ferry Timing
If you are catching a ferry, arrive at the port at least 60 minutes before departure.
A55 Wind
The A55 can be very windy; keep a firm grip on the steering wheel.
Bus Connections
Use the Traveline Cymru website to plan your bus connections.
Parking
Long-stay parking is available near the Holyhead ferry terminal.
Anglesey Views
Stop at the viewing points along the A55 for photos of the coastline.

Safety Tips

Port Safety
Follow all signs at the ferry terminal to stay safe in the busy port area.
Driving
Ensure your vehicle is in good condition for the motorway-style A55.
Emergency
Dial 999 for any emergency services.
Weather
Coastal weather can change rapidly; bring a waterproof jacket.