Find coaches from London to Carmarthen

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Today9 Aug
from US$27
Tomorrow10 Aug
Mon11 Aug
from US$49
Tue12 Aug
from US$27
Wed13 Aug
from US$27
Thu14 Aug
Fri15 Aug
Sat16 Aug

Cheap buses leaving Monday

One passenger / one way

  • This trip is recommended because it is the: Cheapest + Fastest
    Departure time: 11 August at
    Departure city: London
    Departure location: Victoria Coach Station
    Arrival time: 11 August at
    Destination city: Carmarthen
    Destination location: Lammas Street, outside the Boar’s Head
    Operated by: National ExpressNational Express
    Vehicle: BusDuration:
  • Departure time: 11 August at
    Departure city: London
    Departure location: Victoria Coach Station
    Arrival time: 11 August at
    Destination city: Carmarthen
    Destination location: Lammas Street, outside the Boar’s Head
    Operated by: National ExpressNational Express
    Vehicle: BusDuration:

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Compare 2 ways to travel from London to Carmarthen

Bus
Average priceUS$18 - US$49Average duration6h 20m
7kg CO₂e5 out of 5 stars
CheapestMost eco-friendly
Train
Average priceUS$53 - US$360Average duration3h 40m
7kg CO₂e5 out of 5 stars
Fastest
busbud logoBusbud recommends taking the bus from London to Carmarthen

Among the sustainable travel choices, the bus stands out as a good way to reach Carmarthen. The journey takes about 6 hours 20 minutes and with fares starting at just US$18, it presents an excellent value for a comfortable ride.

1bus per day
6h 20mAverage duration
US$18Cheapest ticket
7kgCO₂ emissions

Bus London to Carmarthen: Trip Overview

Average ticket priceUS$29
Average bus trip duration6h 20m
Number of daily buses1
Earliest bus departure10:30
Distance180 miles
Latest bus departure12:00

London to Carmarthen Bus

With Busbud, comparing and booking tickets for a bus from London to Carmarthen is a breeze. Browse through an extensive selection of bus fares and bus schedules to find the best deals.

Bus service from London to Carmarthen will be provided by the most trusted bus companies.

Whether it is cheap bus tickets or more luxurious buses going to Carmarthen from London, we help you find what you're looking for based on how much of a budget you have.

Frequently asked questions on the trip London - Carmarthen

  1. How far is Carmarthen from London by coach?

    The journey from London to Carmarthen by coach covers an approximate distance of 181 miles (292 km).

  2. Is there a way to reach Carmarthen from London without a car?

    You can reach Carmarthen from London by coach, as there are regular services between the two locations. You can also consider rideshare services depending on your preferences.

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found
07/08
US$46
08/08
US$39
Today
US$25
10/08
US$36
11/08
US$47
12/08
US$25
13/08
US$25
14/08
US$25
busbud logoThe cheapest trip from London to Carmarthen was searched and found on 9 Aug 2025 with a price of US$25

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from London to Carmarthen as early as possible.

You can expect to pay from US$25 to US$58 for a bus ticket from London to Carmarthen based on the last 2 days. You can expect to find the cheapest price for the trip at US$25, which is on 2025-08-13.

About Bus Travel

Bus Travel Tips

Meet and talk to locals at the bus stations while travelling from London to Carmarthen.There is no better way to get inside travel information while exploring a new city than to go straight to its people.

Much more than a mere vehicle taking you from London to Carmarthen, riding the bus will expose you to some of the most stunning panoramas while enroute to your final bus stop.

Buses are energy-efficient. Carrying a passenger over 100 kms by coach only takes 0.6-0.9 liters of gas. Compare that to the 2.6 liters required by high-speed train, 6.6 liters by airplane and 7.6 liters by gas-powered car, and it's clear that the bus is a more environmentally-conscious option for your bus transportation from London to Carmarthen.

Make a music playlist for your bus ride from London to Carmarthen, and enjoy the scenery to tunes from your own personal soundtrack.

Did you know?

The bus driver with the longest career in the world drove more than 2,000,000 miles and is a happy World Record holder.

The word 'bus' is an abbreviation of 'omnibus" which means 'for all' in Latin as buses were meant to be transportation for everybody.

9.2% of ground transportation in Europe is done by bus versus 7.4% by train.

What's the cheapest way to go from London to Carmarthen?

busbud logoThe bus is the cheapest travel choice for this destination

Will you be returning to London by bus?

Bus from London to Carmarthen

You can also go to Carmarthen by train

Train from London to Carmarthen

Why choose Busbud?

The Best Way To Book Bus and Train Tickets

Busbud.com makes it easy for you to find, compare and book city-to-city bus tickets, all over the world. We save you the extra trip to the bus station. With several language and currency options available, Busbud seeks to cater to international bus travellers no matter where they are in the world. With Busbud, you can buy tickets with confidence. We ensure that you make the most out of your bus trip by partnering up with reliable bus companies from all around the world such as Greyhound, Eurolines, ALSA, OUIBUS (BlaBlaBus), National Express and many others.

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