Is Watford near London?

Yes, it is just outside the M25 in Hertfordshire.

How long is the train?

Around 5 hours 45 minutes including transfers.

Can I use an Oyster card?

Yes, for the London section of the journey.

Train fares vary; book early to save.

What is the best way to travel?

Train is most comfortable for long distances.

Penryn

Watford

Train Driving

Penryn to Watford

Updated: 28 May 2026

Traveling from Penryn to Watford involves a long-distance rail journey or a drive via the M5 and M25. By train, you head to London Paddington, then take the London Underground or Overground to Watford Junction. The journey is approximately 430 km, connecting the quiet Cornish coast to the bustling town of Watford.

Total Distance: 430 km driving, 360 km air distance.

Fastest Way

Driving, 5 hours 15 mins, assuming no M25 congestion.

Cheapest Way

Train, if booked as an Advance Single ticket.

Compare Penryn to Watford Routes

	Train Connecting	Driving Direct
Duration	5 hours 45 mins	5 hours 15 mins
Avg Price	80-130 GBP	70-100 GBP fuel
Operator	Avanti West Coast	Personal Vehicle
Route	Penryn to Truro, Truro to London Paddington, Euston to Watford Junction.	A30, M5, M4, M25.
Tip	Watford Junction is a major hub with frequent trains to London.	Watford is easily accessible from the M25 junction 19.

Travel Tips

Station Choice
Watford Junction is the main station; Watford High Street is for local lines.
London Transfer
Take the Bakerloo line or Overground from Euston for a direct route to Watford.
Booking
Use the Trainline app to check for real-time platform changes at Paddington.
Parking
The shopping centre has extensive parking facilities.
Oyster Card
Use a contactless card for all London transport transfers.