Is there a direct train?

No, you must change at Swansea or Cardiff.

How long is the drive?

It takes about 5 hours depending on traffic.

Yes, but it is much slower than the train.

Yes, but exercise standard city safety precautions.

Tenby

Southampton

Train Driving

Tenby to Southampton

Updated: 29 May 2026

The journey from Tenby to Southampton covers approximately 350 km. By train, you will typically travel via Swansea or Cardiff, connecting to services heading toward Southampton Central. Driving involves taking the A40, M4, and M3 motorways. The drive takes roughly 5 hours, while the train journey can take up to 6 hours due to connections. This route connects the Welsh coast with the port city of Southampton. It is a long but rewarding journey through diverse landscapes.

Total Distance: 350 km driving, 280 km air distance.

Fastest Way

Driving is the fastest option, taking about 5 hours.

Cheapest Way

Booking train tickets in advance is often the cheapest option.

Compare Tenby to Southampton Routes

	Train Connecting	Driving Direct
Duration	6 hours	5 hours
Avg Price	70-120 GBP	55-75 GBP fuel
Operator	Transport for Wales / GWR	N/A
Route	Tenby to Swansea, then to Southampton Central.	A40, M4, M3.
Tip	Check for direct connections from Cardiff to Southampton.	The M4 and M3 can be very busy; check traffic before leaving.

Travel Tips

Train Booking
Use the Trainline app to find the cheapest split-ticket options.
M4/M3 Traffic
Avoid the M4 and M3 during Friday afternoon peak hours.
Station Access
Southampton Central is very busy; follow signs for the correct exit.
Local Transport
Southampton is a walkable city; explore on foot.
Parking
Book parking in advance if driving to the city center.