Bus from Carmarthen to Cardiff from $10

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Compare all timetables for the bus from Carmarthen to Cardiff

Here is a selection of the cheapest bus trips from the schedule from Carmarthen to Cardiff from various bus operators like National Express for the next days.

today
$15
tomorrow
$11
Friday
$11
Saturday
$12
Sunday
$11
Monday
$11
Tuesday
$11

Cheapest bus trips today

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 2h 30m 8:40 AM Carmarthen Bus Station 11:10 AM Cardiff Coach Station  Economy $15
National Express 2h 35m 10:55 AM Carmarthen Bus Station 1:30 PM Cardiff Coach Station  Economy $19
  • Did you know that if you travel from Carmarthen to Cardiff via Bridgend, you can save more than $2? You can find the corresponding connections below.
    • National Express
      2h 30m
      0
      8:40 AM
      Carmarthen
      Bus Station
      10:30 AM
      Bridgend
      Designer Outlet
      0
      National Express
      Economy
      $8
      • Waiting Time 0h 10m
    • FlixBus
      0h 30m
      0
      10:40 AM
      Bridgend
      Designer Outlet
      11:10 AM
      Cardiff
      Kingsway Bus Stop
      0
      FlixBus
      Economy
      $6
    Travel time is the same as the direct connection, but you will save $2

Cheapest bus trips tomorrow

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 2h 30m 8:40 AM Carmarthen Bus Station 11:10 AM Cardiff Coach Station  Economy $11
National Express 2h 35m 10:55 AM Carmarthen Bus Station 1:30 PM Cardiff Coach Station  Economy $17

Cheapest bus trips Friday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 2h 30m 8:25 AM Carmarthen Bus Station 10:55 AM Cardiff Coach Station  Economy $11
National Express 2h 30m 10:55 AM Carmarthen Bus Station 1:25 PM Cardiff Coach Station  Economy $18

Cheapest bus trips Saturday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 2h 30m 8:40 AM Carmarthen Bus Station 11:10 AM Cardiff Coach Station  Economy $12
National Express 2h 40m 10:55 AM Carmarthen Bus Station 1:35 PM Cardiff Coach Station  Economy $17

Cheapest bus trips Sunday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 2h 30m 8:40 AM Carmarthen Bus Station 11:10 AM Cardiff Coach Station  Economy $11
National Express 2h 40m 10:55 AM Carmarthen Bus Station 1:35 PM Cardiff Coach Station  Economy $15

Cheapest bus trips Monday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 2h 30m 8:40 AM Carmarthen Bus Station 11:10 AM Cardiff Coach Station  Economy $11
National Express 2h 40m 10:55 AM Carmarthen Bus Station 1:35 PM Cardiff Coach Station  Economy $15

Cheapest bus trips Tuesday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 2h 30m 8:40 AM Carmarthen Bus Station 11:10 AM Cardiff Coach Station  Economy $11
National Express 2h 35m 10:55 AM Carmarthen Bus Station 1:30 PM Cardiff Coach Station  Economy $16

Best Price Offer: The price for the cheapest bus from Carmarthen to Cardiff is $10 on 2/7/2026. Flexible travelers save on ticket prices.


Facts about the bus from Carmarthen to Cardiff

Compare all providers like National Express that travel 2 times every day by bus from Carmarthen to Cardiff in one click! Book your bus ticket from Carmarthen to Cardiff starting from $10!

Cheapest Bus $10
Fastest Bus 2h 30m
Earliest Bus 8:40 AM
Latest Bus 10:55 AM
Daily Bus Routes 2 Ø
Distance 55.1 miles
Bus Companies National Express

Cheapest bus connections from Carmarthen to Cardiff

Every day, 2 buses from 1 bus companies leave Carmarthen for Cardiff: in the table below, you will find the cheapest prices for a bus ticket for this route, starting from 01/28/2026 and for the following days.

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday 01/25
Monday 01/26
Tuesday 01/27
Wednesday 01/28
$15
Thursday 01/29
$11
Friday 01/30
$11
Saturday 01/31
$12
Sunday 02/01
$11
Monday 02/02
$11
Tuesday 02/03
$11
Wednesday 02/04
Thursday 02/05
$11
Friday 02/06
Saturday 02/07
$10
Sunday 02/08
Monday 02/09
Tuesday 02/10
Wednesday 02/11
Thursday 02/12
Friday 02/13
Saturday 02/14
Sunday 02/15
Monday 02/16
Tuesday 02/17
Wednesday 02/18
Thursday 02/19
Friday 02/20
Saturday 02/21

How to save money travelling from Carmarthen to Cardiff

Travel can be expensive, but it doesn't need to be! Do you want to avoid paying a terrible price for your trip? Then follow these quick steps to save money:

Book the ticket from Carmarthen to Cardiff in advance! The earlier you book, the cheaper usually the price is. Also, you will be sure to have a place on the bus from Carmarthen to Cardiff, compared instead if you buy it at the last moment, or directly at the station.

If you can, avoid travelling at peak times. Instead of weekend, try travelling during the week. Travelling in the evening or at night it’s also cheaper, and later buses from Carmarthen to Cardiff are also emptier.

All bus stations and stops in Carmarthen and Cardiff

In the map below, you can see where to find all bus stations in Carmarthen and Cardiff.

Service and Comfort on the bus from Carmarthen to Cardiff

Want to know which seat classes are available on the buses from Carmarthen to Cardiff? Or which bus companies serve the route Carmarthen to Cardiff? Below you will find answers to your questions.

FAQs about the Carmarthen to Cardiff bus

How much does a Carmarthen Cardiff bus trip cost?

This depends on, among other things, the day and time of travel. The cheapest trip is available from $10 and takes 2h 30m to reach Cardiff. Compare offers to save money!

How much could I save by comparing buses from Carmarthen to Cardiff?

This route is offered by 1 companies with a range of ticket prices between $10 and $19. Thus, we recommend booking your ticket as early as possible to make sure you get the cheapest bus ticket to Cardiff.

On average, how many connections are available from Carmarthen to Cardiff each day?

Every day, the Carmarthen to Cardiff bus route is served by approximately 2 connections. With our search, you can compare bus times to find the perfect trip.

How long does a bus journey from Carmarthen to Cardiff take?

The fastest bus from Carmarthen to Cardiff is offered by National Express and takes 2h 30m. Bus tickets for this connection cost $15. In this context, bear in mind that the journey can take longer due to traffic.

What time is the first bus from Carmarthen to Cardiff?

The earliest bus arriving in Cardiff from Carmarthen starts at 8:40 AM. However, information regarding departure times may differ on weekends and holidays. Simply use our search to find exact times for your planned travel date.

What time is the last bus from Carmarthen to Cardiff?

The latest bus trip departing from Carmarthen for Cardiff starts at 10:55 AM. Please note that departure times may differ on weekends and holidays. So just use our search to find the exact times for your planned travel date.

Which bus companies operate the Carmarthen Cardiff route?

When traveling by bus from Carmarthen to Cardiff, passengers can travel with National Express. With our search, you can compare all available bus tickets to book the one that works for you.

Is there a direct bus between Carmarthen and Cardiff?

You can check all the direct connections between Carmarthen and Cardiff by using our search and looking at the Changes section in our filters. These are some of the companies which offer a direct bus: National Express.

What can I take with me on the Carmarthen to Cardiff bus route?

Depending on which provider you travel with, what you're allowed to bring with you can vary. Generally, you can take a suitcase and hand luggage with you on the Carmarthen Cardiff bus route free of charge. Simply use our search to find a bus that is best suited to your needs for your planned travel date.

What equipment is available for the Carmarthen Cardiff bus route?

The equipment on board differs depending on the provider. However, many long-distance buses have WiFi so you can tell your friends your exact location during the journey. To make traveling even more pleasant, air conditioning systems provide ventilation. It is best to use our search to get precise information about the equipment of the bus from Carmarthen to Cardiff on your planned travel date.

How does CheckMyBus find the best bus deals from Carmarthen to Cardiff?

CheckMyBus collaborates directly with companies around the world to provide you with the best options when searching for a trip. We retrieve their first-hand data to show you real-time prices, schedules, and seat availability for 2 daily trips between Carmarthen and Cardiff. With the most up-to-date information from verified sources, you can fairly compare all available options and choose the trip that suits you best.

How does CheckMyBus technology work for trips from Carmarthen to Cardiff?

Prices and availability for 2 trips between Carmarthen and Cardiff change constantly. To provide you with the most up-to-date information, we connect directly with bus operators, Online Travel Agencies (OTAs), and Global Distribution Systems (GDS) via real-time interfaces (APIs). The data collected from these sources undergoes strict quality checks, is processed within our infrastructure, and is then presented to you on our search results pages. Visit our About Us page to learn more.

Available seat classes which are offered on the bus route Carmarthen to Cardiff

Economy
Economy

The cheapest option available for your ticket, it usually comes with reclinable seats and AC.

More bus routes to Carmarthen and to Cardiff

Here’s an overview of the most popular bus routes to Carmarthen and to Cardiff. Simply click on the connection of your choice, and you will find all the details about your bus route!
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Popular Airport Shuttles to Carmarthen and to Cardiff
CheckMyBus › Buses in United Kingdom › Bus to Carmarthen › Bus to Cardiff

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