What is the best road?

The M5 is the primary motorway route.

Is Plymouth worth it?

Yes, it is a historic maritime city.

Holyhead

Plymouth

Train Driving

Holyhead to Plymouth

Updated: 28 May 2026

The journey from Holyhead to Plymouth is one of the longest in the UK, covering over 350 miles. You will travel from the tip of North Wales down to the South West coast. By train, you will navigate the West Coast Main Line and then transfer to the Great Western Railway at London Paddington. Driving involves the M6 and M5 motorways, which can be busy during holiday periods.

Total Distance: 560 km driving, 450 km air distance.

Fastest Way

Driving, if traffic on the M5 is clear.

Cheapest Way

Train, booked well in advance with a Railcard.

Compare Holyhead to Plymouth Routes

	Train Connecting	Driving Direct
Duration	8 hours	7 hours 30 mins
Avg Price	£100-£200	£100-£150 fuel
Operator	Avanti West Coast and Great Western Railway	Personal Vehicle
Route	Holyhead to London Euston, transfer to London Paddington, then to Plymouth.	A55, M56, M6, M5, A38.
Tip	The train from Paddington to Plymouth offers beautiful views of the Devon coastline.	The A38 is the main artery into Plymouth; watch for speed cameras.

Travel Tips

Paddington Transfer
Use the Elizabeth Line or Circle Line to move between Euston and Paddington.
M5 Traffic
Avoid the M5 on Friday afternoons during summer months.
Railcard
Always carry your physical or digital Railcard for ticket inspections.
Booking
Use the GWR website for direct booking to Plymouth.
Rest Stops
Plan stops at Gloucester or Exeter services when driving.