| First train | 05:48 | |
|---|---|---|
| Last train | 21:49 | |
| Departure station | London | |
| Arrival station | Llangennech | |
| Journey time | From 3h 22m | |
| Distance | 170 miles (274 km) | |
| Frequency | 4 trains per day | |
| Changes | 1 change | |
| Train operators | Avanti West Coast, Great Western Railway, Transport for Wales |
Get from London to Llangennech in as little as 3 hours 22 minutes on the fastest trains, so you can make the most of your time.
The average train journey from London to Llangennech takes around 6 hours 48 minutes. There are around 4 trains that operate on this route daily.
As there are no direct trains between London and Llangennech, you'll need to make 1 change.
Avanti West Coast, Great Western Railway and Transport for Wales trains operate 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.