Find coaches from Cardiff to Carmarthen

Next departures

Next departures from Cardiff to Carmarthen on 2 November
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
National Express
    		Sophia Gardens
    		Lammas Street, outside the Boar’s HeadCheapestFastest
    National Express
      		Sophia Gardens
      		Lammas Street, outside the Boar’s HeadNo tags
      National Express
        		Sophia Gardens
        		Lammas Street, outside the Boar’s HeadNo tags
        National Express
          		Sophia Gardens
          		Lammas Street, outside the Boar’s HeadNo tags

          Last refresh of the prices: Today at 12:34 PM GMT.

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          Compare 2 ways to travel from Cardiff to Carmarthen

          We recommend taking the bus

          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
          88 kmDistance
          2kgCO₂ emissions
          Bus
          		Average priceUS$12 - US$18Average duration2h 10m
          2kg CO₂e
          Train
          		Average priceUS$12 - US$59Average duration1h 51m
          2kg CO₂e

          Bus Cardiff to Carmarthen: Trip Overview

          Average ticket priceUS$12
          Average bus trip duration2h 10m
          Number of daily buses1
          Earliest bus departure14:35
          Distance88 km
          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 does a bus ticket from Cardiff to Carmarthen cost?

            The bus ticket price from Cardiff to Carmarthen starts at US$12. The best way to find cheap bus tickets from Cardiff to Carmarthen is to book your tickets as early as possible. Prices tend to rise as your travel date approaches, so book in advance to secure the best prices!

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

            The average travel time between Cardiff and Carmarthen is around 2h 10m, although the fastest bus will take about 2h 5m. This is the time it takes to travel the 89 km that separates the two cities.

          3. How many daily bus connections are there between Cardiff and Carmarthen?

            The number of buses from Cardiff to Carmarthen can differ depending on the day of the week. On average, there are 1 on this route. Some buses run direct routes, while others have layovers. Simplify your bus trip from Cardiff to Carmarthen by comparing and selecting the bus that fits your travel style and budget on Busbud.

          4. Which bus companies travel from Cardiff to Carmarthen?

            When taking the bus from Cardiff to Carmarthen, you can travel comfortably and safely with National Express.

          5. What are the departure and arrival stations when taking the bus from Cardiff to Carmarthen?

            Buses travelling between Cardiff and Carmarthen leave from Sophia Gardens or Cardiff University (o/s Cathays Rail Stn) and arrive at Carmarthen Bus Stop (o/s Bus Stn).

          Find cheapest prices for buses

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

          Best price found
          30/10
          US$12
          31/10
          US$12
          Today
          No data
          02/11
          US$12
          03/11
          US$10
          04/11
          No data
          05/11
          No data
          06/11
          No data
          busbud logoThe cheapest trip from Cardiff to Carmarthen was searched and found on 03 Nov 2025 with a price of US$10

          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$10 to US$25 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$10, which is on 2025-11-03.

          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 Carmarthen to Cardiff

          You can also go to Carmarthen by train

          Train from Cardiff to Carmarthen

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