Previously seen trips
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Train | Southampton Central | Cardiff Central | No tags | ||||
| Train | Southampton Central | Cardiff Central | No tags | ||||
| Train | Southampton Central | Cardiff Central | No tags | ||||
| Train | Southampton Central | Cardiff Central | No tags | ||||
| Train | Southampton Central | Cardiff Central | No tags |
Compare 3 ways to go from Southampton to Cardiff
Among the sustainable travel choices, the carpool stands out as the good way to reach Cardiff. The journey takes about 3 hours 20 minutes and with fares starting at just $36, it presents an excellent value for a comfortable ride.
Where are the popular train stations and stops in Southampton and Cardiff?
Train Companies
Based on 42 reviews, the company was rated 4 stars on Busbud. Travelers were especially satisfied with the staff and the seats but often complained with the wifi. Great Western Railway ticket prices on this trip start at $34
Frequently asked questions about traveling from Southampton to Cardiff by train
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the train ticket from Southampton to Cardiff?
The cheapest train tickets from Southampton to Cardiff start from $34. The average price for this train route is around $85. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the train journey from Southampton to Cardiff?
The average train ride duration from Southampton to Cardiff is 2h 39m, covering a distance of 86 miles (139 km). The quickest train can get you there in 2h 33m and is operated by Great Western Railway.
Which train operators service the Southampton to Cardiff route?
Several major train operators operate on this route with 5 trains available per day.
What is the earliest and latest departure time for the train from Southampton to Cardiff?
The earliest train departs from Southampton to Cardiff at 8:09am. And the latest train departs at 9:11pm.
Find cheapest prices for trains
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Southampton to Cardiff was searched and found on Dec 12, 2025 with a price of $67To save money and be sure you have the best seat, it's a good idea to buy your train tickets from Southampton to Cardiff, as early as possible.
