Great Western Railway
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Carmarthen to London by train
It takes an average of 4h 10m to travel from Carmarthen to London by train, over a distance of around 181 miles (291 km). There are normally 12 trains per day traveling from Carmarthen to London and tickets for this journey start from $67.32 when you book in advance.
| First train | 6:13 am | |
|---|---|---|
| Last train | 7:20 pm | |
| Departure station | Carmarthen | |
| Arrival station | London | |
| Journey time | From 3h 42m | |
| Distance | 181 miles (291 km) | |
| Frequency | 12 trains per day | |
| Changes | Direct trains available | |
| Price | From $67.32 | |
| Train operators |
What you need to know about the train journey from Carmarthen to London
Want to find out more about taking the train from Carmarthen to London? Look no further.
The average journey time from Carmarthen to London is around 4 hours 10 minutes. Around 12 trains run on this route each day.
There are direct trains from Carmarthen to London.
You can find tickets on this route from $67.32. Booking in advance is often a good way to save money on your tickets.
Use our Journey Planner to compare ticket prices and get the cheapest fares.
What do people frequently ask about the train journey from Carmarthen to London?
Want to know more about your journey from Carmarthen to London? We've compiled some of the most frequently asked questions by our customers to help you plan your journey.
Is there a direct train from Carmarthen to London?
How far is London from Carmarthen by train?
Can I get from Carmarthen to London without flying?
What is the best way to get from Carmarthen to London?
When is the first train from Carmarthen to London?
When is the last train from Carmarthen to London?
How often do trains run from Carmarthen to London?
How far in advance can I book tickets from Carmarthen to London?
Looking for a return trip from Carmarthen to London?
How do I find cheap train tickets from Carmarthen to London?
Planning a trip to the UK soon? As most UK train companies increase their prices as the departure date approaches, our Trainline team of experts have put together these tips to help you find the cheapest tickets.
1. Book in advance
Train tickets from Carmarthen to London start at $67.32§ one way for a Standard Class ticket if you book in advance. UK train companies usually release Advance tickets up to 12 weeks ahead of time and these can be cheaper than tickets bought on the day of travel.
2. Sign up to Ticket Alert
If you're planning a trip more than 12 weeks ahead, sign up to our Ticket Alert to get notified when Advance tickets are released for your travel date.
3. Book split tickets
Our handy feature SplitSave will ‘split’ your train journey into multiple tickets, which can be much cheaper than buying a single ticket. Find out more about split tickets.
4. Travel Off-Peak
If you can be flexible with your travel times, Off-Peak and Super Off-Peak tickets are usually cheaper than Anytime tickets in the UK. Generally, Off-Peak times are any time at weekends and outside of Monday to Friday morning and evening rush hours.
For more money-saving tips on UK and European train travel, read our cheap train tickets guide.
§Advance adult single fare. Excludes booking fee. Prices seen by Trainline customers in the last 30 days. Availability limited.
* Based on European average monthly visitors to Trainline’s app and website from 1.1.2023 to 10.31.2023 vs other independent retailers.