London to Carmarthen by train
Avg. journey time
Travelling from London to Carmarthen by train
Fast trains from London to Carmarthen take around 3 hours and 51 minutes, covering a distance of approximately 292 kilometres. There are frequent services on the rail route between London and Carmarthen.
1. Are there direct trains from London to Carmarthen?
Direct trains from London to Carmarthen have been found.
We usually find around 2 direct trains on the route from London to Carmarthen every weekday.
Trains are typically more frequent on weekends, when we found around 17 departures.
2. How long is the train journey from London to Carmarthen?
The London to Carmarthen train travel time is normally about 3 hours and 51 minutes, whatever time you make the journey.
3. What are the London to Carmarthen train times and schedule?
On weekdays the earliest direct train to Carmarthen is usually scheduled to depart London around 16:45 and the last train is around 17:15.
At weekends the first train of the day leaves London around 08:12, and the last at 17:45.
What's the London to Carmarthen train price?
The earlier you book the better, and the cheapest tickets we've found for trains from London to Carmarthen are $33.34.
Trains departing 30 days in advance will cost around $41 while booking 7 days in advance the price is around $61. Booking on the day of travel is likely to be more expensive, so it is worth booking in advance if you can to save money.
When to book London to Carmarthen train tickets?
Trains in the UK usually open for booking around 3 months in advance.
If booking is not yet open for your dates then you can set a booking alert to receive an email on the day that the cheapest tickets are released for your journey from London to Carmarthen by train.
Help with booking alerts
Which train companies operate between London and Carmarthen?
More than one train company operates on the route from London to Carmarthen, so you’ll be travelling with one or more of the following rail operators:
- First Great Western
- Great Western Railway
You can check which train you’ll be travelling on by looking for the train name in search results.
Carmarthen to London by train