Is there a direct train?

No, you must change at Cardiff Central.

Yes, but exercise standard city precautions.

What is the best way to travel?

Driving is the most direct method.

No, the M4 and M3 are toll-free.

Newport

Southampton

Train Driving

Newport to Southampton

Updated: 29 May 2026

The journey from Newport, Pembrokeshire to Southampton covers approximately 280 km. By car, you will travel east through Wales, cross the Prince of Wales Bridge, and follow the M4 and M3. By train, you will travel to Cardiff or Newport (Gwent) and then take a direct service to Southampton Central. Southampton is a major port city in Hampshire.

Total Distance: 280 km driving distance, 230 km straight-line air distance.

Fastest Way

Driving is generally faster, taking about 4 hours.

Cheapest Way

Driving is the most cost-effective for groups.

Compare Newport to Southampton Routes

	Train Connecting	Driving Direct
Duration	5 hours 30 mins	4 hours
Avg Price	90-150 GBP	60-90 GBP
Operator	Great Western Railway	N/A
Route	Fishguard to Southampton Central via Cardiff.	A40 to M4, then M3 South.
Tip	Book tickets well in advance for the best prices.	The M4 and M3 can be busy; check traffic before leaving.

Travel Tips

Train Booking
Use the Trainline app to manage your multi-leg journey.
Traffic
The M4 and M3 are notorious for delays; allow extra time.
Public Transport
Southampton is a walkable city; use local buses for the outskirts.
Navigation
Southampton city center is busy; use public transport once you arrive.
Dining
Southampton has a diverse food scene; explore the waterfront.