Find coaches from Cardiff to Carmarthen

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Today5 May
Tomorrow6 May
Wed7 May
Thu8 May
Fri9 May
from US$10
Sat10 May
Sun11 May
Mon12 May

Cheap buses leaving Friday

One passenger / one way

  • This trip is recommended because it is the: Cheapest + Fastest
    Departure time: 9 May at
    Departure city: Cardiff
    Departure location: Sophia Gardens
    Arrival time: 9 May at
    Destination city: Carmarthen
    Destination location: Lammas Street, outside the Boar’s Head
    Operated by: National ExpressNational Express
    Vehicle: BusDuration:
  • Departure time: 9 May at
    Departure city: Cardiff
    Departure location: Sophia Gardens
    Arrival time: 9 May at
    Destination city: Carmarthen
    Destination location: Lammas Street, outside the Boar’s Head
    Operated by: National ExpressNational Express
    Vehicle: BusDuration:
  • Departure time: 9 May at
    Departure city: Cardiff
    Departure location: Sophia Gardens
    Arrival time: 9 May at
    Destination city: Carmarthen
    Destination location: Lammas Street, outside the Boar’s Head
    Operated by: National ExpressNational Express
    Vehicle: BusDuration:
  • Departure time: 9 May at
    Departure city: Cardiff
    Departure location: Sophia Gardens
    Arrival time: 9 May 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 3 ways to travel from Cardiff to Carmarthen

Bus
Average priceUS$12 - US$18Average duration2h 10m
2kg CO₂e5 out of 5 stars
Most eco-friendly
Train
Average priceUS$11 - US$61Average duration1h 49m
2kg CO₂e5 out of 5 stars
Cheapest
Carpool
Average priceUS$17 - US$17Average duration1h 20m
4kg CO₂e4 out of 5 stars
Fastest
busbud logoBusbud recommends taking the bus from Cardiff to Carmarthen

Among the sustainable travel choices, the bus stands out as a good way to reach Carmarthen. The journey takes about 2 hours 10 minutes and with fares starting at just US$12, it presents an excellent value for a comfortable ride.

1bus per day
2h 10mAverage duration
US$12Cheapest ticket
2kgCO₂ emissions

Bus Cardiff to Carmarthen: Trip Overview

Average ticket priceUS$13
Average bus trip duration2h 10m
Number of daily buses1
Earliest bus departure14:35
Distance55 miles
Latest bus departure16:50

Cardiff to Carmarthen Bus

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

We make it our job to connect you with the most dependable bus companies that cover bus service from Cardiff to Carmarthen.

Discover how much the bus trip from Cardiff to Carmarthen will cost you. Use our filters and sorting features to find the cheapest bus tickets or luxury buses.

Frequently asked questions on the trip Cardiff - Carmarthen

  1. How much is the coach fare from Cardiff to Carmarthen?

    For coach travel from Cardiff to Carmarthen, ticket prices typically start at US$12 and can reach a maximum of US$18. These prices can change depending on factors like the date, the class and the coach company you choose. To get accurate and up-to-date pricing information, check out all your options on our search tool.

  2. How long is the coach ride from Cardiff to Carmarthen?

    The average duration for a trip from Cardiff to Carmarthen by coach is around 2h 10m. The fastest coach journey typically takes 2h 5m. Please be aware that the time it takes for your journey may vary depending on the traffic conditions along the route.

  3. At what time is the first coach from Cardiff to Carmarthen?

    The first coach to Carmarthen from Cardiff departs at 14:35. Keep in mind that departure times might change on weekends and holidays.

  4. How far is Carmarthen from Cardiff by coach?

    The distance between Cardiff and Carmarthen by coach is approximately 55 miles (89 km).

  5. What is the best way to go from Cardiff to Carmarthen without a car?

    The best way to go from Cardiff to Carmarthen without a car is by coach. They are frequent and reliable, offering a convenient and eco-friendly journey. You can also consider rideshare services depending on your preferences.

  6. Can you do a day trip to Carmarthen?

    Yes, you can go on a day trip from Cardiff to Carmarthen. It takes about 4h 10m in total to complete a round-trip between the two locations. That gives you plenty of time to visit Carmarthen before making your way back to Cardiff in the evening.

Find cheapest prices for buses

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

Best price found
03/05
US$10
04/05
US$10
Today
US$11
06/05
US$10
07/05
No data
08/05
US$9
09/05
US$10
10/05
US$10
busbud logoThe cheapest trip from Cardiff to Carmarthen was searched and found on 8 May 2025 with a price of US$9

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

You can expect to pay from US$9 to US$23 for a bus ticket from Cardiff to Carmarthen based on the last 2 days. You can expect to find the cheapest price for the trip at US$9, which is on 2025-05-08.

About Bus Travel

Bus Travel Tips

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

From miles long of beauteous natural landscapes to impressive man-crafted sights, you’re bound to be in for a visual treat on your bus trip from Cardiff to Carmarthen.

Buses have the smallest carbon footprint of all motorized transport modes. A bus going from Cardiff to Carmarthen will emit half the CO2 emitted by a train, and radically less than a car or an airplane.

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

Did you know?

The Superbus, created by a Dutch engineer is the world's fastest bus with 250 km/h. Too bad it's only a prototype for now.

Did you know some bus companies in Germany offer to their passenger low-costs snacks and regional beer based on their destination? Prosit!

Did you know there are on average 4,400 intercity bus departures every day in the US only? This number has been growing for 9 years in a row, yay!

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

busbud logoThe bus is the cheapest travel choice for this destination

Will you be returning to Cardiff by bus?

Bus from Cardiff to Carmarthen

You can also go to Carmarthen by train

Train from Cardiff to Carmarthen

Why choose Busbud?

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