| First train | 04:15 | |
|---|---|---|
| Last train | 23:00 | |
| Departure station | Southampton | |
| Arrival station | Merthyr Tydfil | |
| Journey time | From 3h 49m | |
| Distance | 103 miles (166 km) | |
| Frequency | 30 trains per day | |
| Changes | 1 change | |
| Train operators | CrossCountry, Great Western Railway, South Western Railway, Southern, Transport for Wales |
Get from Southampton to Merthyr Tydfil in as little as 3 hours 49 minutes on the fastest trains, so you can make the most of your time.
The average train journey from Southampton to Merthyr Tydfil takes around 5 hours 37 minutes. There are around 30 trains that operate on this route daily.
As there are no direct trains between Southampton and Merthyr Tydfil, you'll need to make 1 change.
Great Western Railway, Transport for Wales, South Western Railway and CrossCountry trains run on this route.
Booking in advance often results in cheaper ticket prices.
With our Journey Planner, you can check live train times, compare prices and check routes.
For more money-saving tips on UK and European train travel, read our cheap train tickets guide.