Cardiff to Carmarthen bus with National Express

Tue, Oct 20
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National Express
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2,000+ travel companies
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The cheapest and fastest buses from Cardiff to Carmarthen

Showing times, prices and bookable tickets for Oct 20

Cheapest price on Oct 20

€11

Average ticket price on Oct 20

€11

Fastest journey on Oct 20

2 h 10 m

Average journey duration on Oct 20

2 h 20 m

Buses on Oct 20

2

Distance

88 km

Cheap tickets

The best way to find a cheap bus ticket from Cardiff to Carmarthen is to book your journey as far in advance as possible and to avoid traveling at rush hour.

The average ticket from Cardiff to Carmarthen will cost around €11 if you buy it on the day, but the cheapest tickets can be found for only €11.

Fast buses

On Tue, Oct 20, we found 2 buses from Cardiff to Carmarthen, including 2 direct services.

On Tue, Oct 20 the direct buses cover the 88 km distance in an average of 2 h 20 m but if you time it right, some buses will get you there in just 2 h 10 m .

On Tue, Oct 20 the slowest buses will take 2 h 30 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.

  • National ExpressNX508
    3:15 PM2h30
    Cardiff, Sophia Gardens
    5:45 PMCarmarthen, Lammas Street (Rose and Crown Hotel)
    €111One-way
    0 transfers
  • National ExpressNX112
    4:50 PM2h10
    Cardiff, Sophia Gardens
    7:00 PMCarmarthen, Lammas Street (Rose and Crown Hotel)
    €111One-way
    0 transfers

Journey information

Overview: Bus from Cardiff to Carmarthen

United KingdomUnited Kingdom
United KingdomUnited Kingdom
Icon of bus

Buses from Cardiff to Carmarthen run on average 2 times per day, taking around 2h 7m. Cheap bus tickets for this journey start at €10 but you can travel from only €8 by train.

There are 1 buses per day. The earliest bus runs at 03:27, the last at 23:51. The fastest bus covers the 88 km distance in 2h 0m.

Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Cheapest alternative travel mode
Train from €8
Distance
88 km
Average bus duration
2h 7m
Cheapest ticket price
€10
Buses per day
2
Direct buses
1
Fastest bus
2h 0m
First bus
3:27 AM
Last bus
11:51 PM
Cheapest Month
Jun
Cheapest Day
Thu
High Season
Apr - Jun
Low Season
Oct - Dec
Busiest Day
Mon
Least Busy Day
Sun
Best time to book
1 day
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Cheapest alternative travel mode
Train from €8

Live departures

Cardiff to Carmarthen bus times

The table below shows live departures for Cardiff to Carmarthen buses for tomorrow, Tuesday, October 20. You can also manually refresh the results below to see updated bus journeys.

Last updated at
ProviderDepartsDurationArrivesTransfers
Tickets
National ExpressNX5083:15 PM Cardiff, Sophia Gardens
2h30
5:45 PM Carmarthen, Lammas Street (Rose and Crown Hotel)0 transfersDirect
National ExpressNX1124:50 PM Cardiff, Sophia Gardens
2h10
7:00 PM Carmarthen, Lammas Street (Rose and Crown Hotel)0 transfersDirect

This is the last bus of the day.

Find all the dates and times for this journey

Why should you book Cardiff to Carmarthen buses with Omio?

National Express operates all buses services from Cardiff to Carmarthen.
Omio is an official ticket reseller for all your travel options from Cardiff to Carmarthen.

Why book with Omio vs National Express?

  • Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
  • Compare all your options: Omio allows you to compare National Express with all available travel options, which are bus and train to ensure you get the best deal for traveling from Cardiff to Carmarthen.

Why book with Omio over Wanderu?

  • Multiple modes of transport: Omio allows you to compare travel options including bus and train to find the ideal travel option from Cardiff to Carmarthen.

Bus providers: National Express from Cardiff to CarmarthenYou can travel by bus between Cardiff to Carmarthen with National Express for as low as €8. When you search for schedules and tickets, Omio will show you the best journey

National Express

About
National Express is the UK’s leading long-distance coach company, operating over 550 services per day and serving more than 900 destinations nationwide. It also runs frequent services to major UK airports — including Heathrow, Gatwick, Stansted, Luton, and Bristol — 24 hours a day. All National Express coaches are air-conditioned and offer free Wi-Fi and onboard entertainment. Most vehicles are equipped with seat belts and power outlets at every seat, allowing you to charge your phone or laptop during your journey. Ticket options include Restricted Fare, Standard Fare, and Fully Flexible Fare, with the latter providing maximum flexibility for cancellations or changes.
Luggage & cancellation policy
Average National Express Duration
2h 0m
Cheapest National Express Price
€10
National Express frequency
2 a day
Luggage included
Two medium-sized suitcases up to 20kg each and one small piece of hand luggage.
Additional luggage
10€ per additional bag.
Cancellation Policy
You can cancel your ticket up to 24 hours before departure for a refund minus a cancellation fee. Changes can be up to 24 hours before departure for a fee.
Amenities on board the bus
Wifi
Food sold onboard
Seat reservation
Toilets
USB plugs
Accessibility
Assistance; Priority seating; Accessible toilets.
Bikes
Folding Bikes are allowed; non-folding bikes are not allowed.
Learn more about National Express

FAQs: Bus from Cardiff to Carmarthen

Find answers to the most common questions about traveling from Cardiff to Carmarthen by bus. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest bus, the cheapest option, or tips for making the most of your visit at Carmarthen, this guide helps you travel smarter and with confidence.

FAQs
Cheap coach tickets from Cardiff to Carmarthen can start from as little as €10 when you book in advance. The average coach ticket price for Cardiff to Carmarthen is €14; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The average journey time by coach from Cardiff to Carmarthen is 2h 0m to travel the 88 km long trip. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest coach from Cardiff to Carmarthen leaves at 3:27 AM. Plan your trip with the Journey Planner from Omio.
The latest coach from Cardiff to Carmarthen leaves at 11:51 PM.
Yes, there are 1 direct coaches a day from Cardiff to Carmarthen with National Express. Schedules can vary on holidays or weekends with fewer direct coaches.
When taking a coach from Cardiff to Carmarthen, you can count on National Express for the best way to get you to Carmarthen. You can also check all possible coach companies who offer a service between Cardiff and Carmarthen and compare the amenities they offer before buying a coach ticket.
Passengers board the coach most frequently from Cardiff, Sophia Gardens, which is located around away from the city centre, and they get off the coach at Carmarthen, Lammas Street (Rose and Crown Hotel), located 0 away from the city centre.
It's helpful to compare your options as there are 2 ways to travel between Cardiff and Carmarthen including taking a bus and train.
Yes, the following accessibility options are available when taking the coach from Cardiff to Carmarthen:
  • National Express
    • Assistance
    • Priority seating
    • Accessible toilets.
Yes, there are bathrooms on board the coach from Cardiff to Carmarthen for coach company National Express.
Whether you can cancel your coach ticket from Cardiff to Carmarthen depends on the coach companies:
  • National Express
    • You can cancel your ticket up to 24 hours before departure for a refund minus a cancellation fee. Changes can be up to 24 hours before departure for a fee.
Yes, bikes are allowed on board the coach with coach company National Express.
Tickets are often cheaper when booked early. Traveling during off-peak hours or on weekdays can help you save money. Sort results by price to quickly identify the most affordable options. Check for promotions or discounts available on our website and app.
No, there is no food available to purchase on board the coach from Cardiff to Carmarthen.
Yes, the following luggage options are included when booking a coach ticket from Cardiff to Carmarthen:
  • National Express
    • Two medium-sized suitcases up to 20kg each and one small piece of hand luggage.
Yes, the following additional luggage options are available when booking a coach ticket from Cardiff to Carmarthen:
  • National Express
    • 10€ per additional bag.
Unfortunately, pets are not allowed on the coach from Cardiff to Carmarthen.
You can reserve your seat on the coach from Cardiff to Carmarthen with the following coach company: National Express
Yes, there are USB plugs on board the coach from Cardiff to Carmarthen with the following coach company: National Express.
Yes, there is Wifi on board the coach from Cardiff to Carmarthen with the following coach company: National Express.

popular bus stations

Popular bus stations from Cardiff to Carmarthen

Most Cardiff to Carmarthen buses use the Cardiff, Sophia Gardens to Carmarthen, Lammas Street (Rose and Crown Hotel) station pair. Use this guide to compare Cardiff and Carmarthen bus stations on this route, check city-centre transport, alongside checking practicalities like bus station facilities and services.

Departure bus stations in Cardiff
Arrival bus stations in Carmarthen

Which Cardiff station do buses to Carmarthen leave from?

Buses from Cardiff to Carmarthen leave from Cardiff, Sophia Gardens. The station is 1 km from Cardiff city centre at Cardiff Coach Station, Sophia Gardens, 2 Sophia Cl, Pontcanna, Cardiff CF11 9HW, UK.
Cardiff, Sophia GardensCardiff Coach Station, Sophia Gardens, 2 Sophia Cl, Pontcanna, Cardiff CF11 9HW, UKWifiParkingATMTaxisAccessibilityWCShowerTicket Office
City-centre transport

Getting to Cardiff, Sophia Gardens from Cardiff city centre

Bus25, 62, 63, 25A, 64 · 3m · €2 · every ~14 min
C1 · 16m · every ~8 min

Cardiff, Sophia Gardens bus station facilities and services

Cardiff, Sophia Gardens has practical services for this route, including Wifi, Parking, ATM, Taxis, Accessibility, WC, Shower, and Ticket Office.

Wi-Fi and ATMs

Wi-Fi is available at Cardiff, Sophia Gardens. ATMs are available at Cardiff, Sophia Gardens.

Tickets and information

Ticket office support is available at Cardiff, Sophia Gardens.

Parking, taxis and toilets

Available at Cardiff, Sophia Gardens: Parking, Taxis, WC.

Accessibility

Accessibility facilities are available at Cardiff, Sophia Gardens: Basic accessibility features available.

More options for your journey from Cardiff to Carmarthen

Here are some other resources that might have the information you need

Trains from Cardiff to Carmarthen
Tickets and more information for coaches to Cardiff
HomeBusesBuses in United KingdomCardiff to Carmarthen bus

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