What is the best station?

Portsmouth Harbour is the most central.

Holyhead

Portsmouth

Train Driving

Holyhead to Portsmouth

Updated: 28 May 2026

Traveling from Holyhead to Portsmouth involves crossing the breadth of the UK. You will traverse the North Wales Expressway before heading south towards the coast. The train journey requires a cross-London transfer between Euston and Waterloo. Portsmouth is a major naval city, making it a distinct destination from the Welsh coast. Expect a total travel time of approximately 7 hours.

Total Distance: 490 km driving, 390 km air distance.

Fastest Way

Driving, if you avoid peak traffic hours on the M25.

Cheapest Way

Train, using advance tickets and a Railcard.

Compare Holyhead to Portsmouth Routes

	Train Connecting	Driving Direct
Duration	7 hours	6 hours 30 mins
Avg Price	£90-£170	£80-£120 fuel
Operator	Avanti West Coast and South Western Railway	Personal Vehicle
Route	Holyhead to London Euston, transfer to London Waterloo, then to Portsmouth Harbour.	A55, M56, M6, M42, M40, M25, A3.
Tip	Portsmouth Harbour station is right next to the ferry terminals.	The A3 provides a scenic final approach into Portsmouth.

Travel Tips

Ferry Connections
If heading to the Isle of Wight, the ferry terminal is adjacent to the train station.
Station Choice
Ensure you book to Portsmouth Harbour for the best access to attractions.
Traffic Alerts
Check the Highways England website for roadworks on the A3.
Booking
Use the Trainline app for real-time platform updates.
Comfort
Bring snacks for the long train journey as catering can be limited.