Travel optionsfrom London to Carmarthen
How to get from London to Carmarthen by train, bus or flight.
Our recommendation
The best way to travel from London to Carmarthen is by taking a bus because it’s the best combination of price and speed.
NX508Cheapest
NX508Fastest
P22630Other options
P22626
P22624+
L64722
P22628+
L64726
NX507 · NX112Find all the dates and times for this journey by train, bus, flight, and ferry .
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FAQs: Travel from London to Carmarthen
Travel to Carmarthen easily. Whether you want fast, cheap or something entirely different, our travel experts have collected everything you need to know so you can find the best option from London to Carmarthen.

There are 2 travel options from London to Carmarthen: train or bus.
The cheapest way to travel from London to Carmarthen is a bus with an average price of $19 (€17).
This is compared to other travel options from London to Carmarthen:
A bus is $25 (€22) less than a train for this trip with tickets for a train from London to Carmarthen costing on average $44 (€39).
The quickest way to travel to Carmarthen from London is by train, which takes on average 3 h 33 min compared to other travel options that take longer:
Getting to Carmarthen by bus takes 5 h 45 min on average.
The London to Carmarthen distance is around 180 miles (290 km).
The average frequency per day from London to Carmarthen is:
- 2 buses per day.
- 6 trains a day.
However, we recommend checking specific travel dates for your route from London to Carmarthen as scheduled services by train or bus can vary by season or day of the week.
These are the most popular departure and arrival points when traveling from London to Carmarthen:
- Most travelers who book a bus ticket from London to Carmarthen depart from London, Victoria Coach Station to Carmarthen, Blue Street.
- Most travelers board their train from London Euston and arrive in Carmarthen.
Omio works with many trusted partners that can help you travel the best way from London to Carmarthen:
- You can travel from London to Carmarthen by bus with National Express. You can find cheap tickets on Omio for $19 (€17) with National Express from London to Carmarthen.
- You can take a train from London to Carmarthen with Great Western Rail or first_great_western. Cheap tickets can be found for $44 (€39) with Great Western Rail from London to Carmarthen.
Yes, there are direct services available from London to Carmarthen with the following travel companies:
- Direct buses with with 1 direct bus per day.
- Direct trains with first_great_western with 3 direct trains per day.
Direct services tend to save you time and add more convenience in getting you to Carmarthen as you won't need to transfer at another stop in between, so it's worth paying attention to before booking your tickets to Carmarthen from London.
Travelling from London to Carmarthen: related information
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