Carmarthen to Cardiff train with Transport for Wales

Sun, Jun 21
+ Add return
Transport for Wales
Great Western Railway
Great Western Railway (GWR)
Transport for Wales
Regionale
2,000+ travel companies
Transport for Wales
Great Western Railway
Great Western Railway (GWR)
Transport for Wales
Regionale
2,000+ travel companies
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The cheapest and fastest trains from Carmarthen to Cardiff

Showing times and prices for Jun 21

Cheapest price

$21

Average price

$33

Fastest journey

1 h 42 m

Average duration

1 h 46 m

Trains per day

6

Distance

88 km

Cheap tickets

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

The average ticket from Carmarthen to Cardiff will cost around $33 if you buy it on the day, but the cheapest tickets can be found for only $21.

Fast trains

Of the 6 trains that leave Carmarthen for Cardiff on Sun, Jun 21, 2 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.

On Sun, Jun 21 the direct trains cover the 88 km distance in an average of 1 h 46 m but if you time it right, some trains will get you there in just 1 h 42 m .

On Sun, Jun 21 the slowest trains will take 1 h 52 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.

  • Transport for WalesG38969
    8:35 AM1h51
    Carmarthen station (CMN)
    10:26 AMCardiff Central (CDF)
    $211One-way
    0 transfers
  • Transport for WalesG38977
    10:34 AM1h52
    Carmarthen station (CMN)
    12:26 PMCardiff Central (CDF)
    $251One-way
    0 transfers
  • Transport for WalesG39450 · G38974
    9:34 AM1h56
    Carmarthen station (CMN)
    11:30 AMCardiff Central (CDF)
    $311One-way
    1 transfer
  • Transport for WalesG39450+Great Western RailwayC50037
    9:34 AM1h43
    Carmarthen station (CMN)
    11:17 AMCardiff Central (CDF)
    $391One-way
    1 transfer
  • Transport for WalesG38977+Great Western RailwayW35438
    10:34 AM1h42
    Carmarthen station (CMN)
    12:16 PMCardiff Central (CDF)
    $391One-way
    1 transfer

Travel Information

Compare train and bus for Carmarthen to Cardiff

Omio recommends booking the train as it is the most popular option from Carmarthen to Cardiff among Omio's users. If you are prioritising price take the bus with prices starting from $13. For those with little time consider booking a train which can get you there in 1h 53m. In case you are seeking to minimise your carbon footprint the train is your best bet as it emits only 0.0 - 0.1kg. The ticket price range depends on the travel mode: a bus costs an average of $13, and a train costs an average of $8.

Distance: 54 miles (88 km)

Compare train with

Most popular
Train
Bus
Driving

$19

Average price

$15

Average price

Cheapest

$24

Average price

(fuel + tolls)

2h 23m

Average total duration

Fastest

1h 53m

Onboard

+

30m

Additional time*

2h 48m

Average total duration

2h 18m

Onboard

+

30m

Additional time*

1h 21m

Average total duration

(door-to-door)

0.0 - 0.1kg

CO2 emissions

Lowest

0.1 - 0.2kg

CO2 emissions

-

CO2 emissions

Transport for Wales

Most popular train company

National Express

Most popular bus company

Your own car or car rental

Direct Options

Direct Options

Direct Options

Additional time: Average total travel duration to departure point, security checks and transfers.

The cheapest way to travel from Carmarthen to Cardiff is a bus with an average price of $15 (€13).

This is compared to other travel options from Carmarthen to Cardiff:

A bus is $4 (€3) less than a train for this route with tickets for a train from Carmarthen to Cardiff costing on average $19 (€16).

The fastest way to travel from Carmarthen to Cardiff is by train with an average journey time of 1h 53m.

Other travel options to Cardiff take longer:

Bus takes on average 2h 18m.

It's helpful to compare your options as there are 2 ways to travel between Carmarthen and Cardiff including taking a train and bus.
We recommend using the train as it is the most popular way to get from Carmarthen to Cardiff among Omio's users.
Take the train. It's the cheaper option, and the extra time on board is usually more relaxing than driving it.

Tickets start at around {cheapestPrice} compared to roughly {drivingPriceInCents} in fuel and tolls — a saving of about {savingsAmount}. The journey takes {durationInMinutes} versus {drivingDurationInMinutes} by car, so you'll arrive a bit later, but you can work, read, or sleep along the way rather than spending the time behind the wheel. You'll also save the hassle of parking at the other end.

Direct services run with Great Western Railway, Great Western Railway (GWR), Transport for Wales.

Driving is worth it if you're on a tight schedule, travelling as a group, or want to stop somewhere en route.

Live departures

Carmarthen to Cardiff train times

The table below shows live departures for Carmarthen to Cardiff trains for tomorrow, Sunday, June 21. You can also manually refresh the results below to see updated train journeys.

Last updated at
ProviderDepartsDurationArrivesTransfers
Tickets
Transport for WalesG389698:35 AM Carmarthen station (CMN)
1h51
10:26 AM Cardiff Central (CDF)0 transfersDirect
Transport for WalesG38969+Great Western RailwayC001238:35 AM Carmarthen station (CMN)
1h43
10:18 AM Cardiff Central (CDF)1 transfer
Transport for WalesG39450+Great Western RailwayC500379:34 AM Carmarthen station (CMN)
1h43
11:17 AM Cardiff Central (CDF)1 transfer
Transport for WalesG39450 · G389749:34 AM Carmarthen station (CMN)
1h56
11:30 AM Cardiff Central (CDF)1 transfer
Transport for WalesG38977+Great Western RailwayW3543810:34 AM Carmarthen station (CMN)
1h42
12:16 PM Cardiff Central (CDF)1 transfer
Transport for WalesG3897710:34 AM Carmarthen station (CMN)
1h52
12:26 PM Cardiff Central (CDF)0 transfersDirect

This is the last train of the day.

Find all the dates and times for this journey

Compare prices and tickets Carmarthen to Cardiff by train or bus

Compare train and bus prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.

Sun
Jun 21
Mon
Jun 22
Tue
Jun 23
Wed
Jun 24
Thu
Jun 25
Fri
Jun 26
Sat
Jun 27

Why should you book Carmarthen to Cardiff trains with Omio?

Transport for Wales as well as Great Western Railway, Great Western Railway (GWR), Transport for Wales and more offer trains services from Carmarthen to Cardiff.
Omio is an official ticket reseller for all your travel options from Carmarthen to Cardiff.

Why book with Omio vs Transport for Wales?

  • Compare with other providers: On Omio, you can not only buy tickets for Transport for Wales, but also compare tickets for the likes of Great Western Railway, Great Western Railway (GWR) or Transport for Wales to find the best option for your trip from Carmarthen to Cardiff.
  • 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 Transport for Wales with all available travel options, which are train and bus to ensure you get the best deal for traveling from Carmarthen to Cardiff.

Why book with Omio over Wanderu?

  • Compare with other providers: On Omio, you can also compare tickets for the likes of Great Western Railway, Great Western Railway (GWR) or Transport for Wales to find the best option for your trip from Carmarthen to Cardiff.
  • Multiple modes of transport: Omio allows you to compare travel options including train and bus to find the ideal travel option from Carmarthen to Cardiff.

Journey information

Overview: Train from Carmarthen to Cardiff

United KingdomUnited Kingdom
United KingdomUnited Kingdom
Icon of train

Trains from Carmarthen to Cardiff run on average 7 times per day, taking around 1h 53m. Cheap train tickets for this journey start at $8 (€6) if you book in advance.

There are 5 trains per day. The earliest train runs at 01:02, the last at 23:57. The fastest train covers the 54 miles (88 km) distance in 1h 51m.

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
Distance
54 miles (88 km)
Average train duration
1h 53m
Cheapest ticket price
$8 (€6)
Trains per day
7
Direct trains
5
Fastest train
1h 51m
First train
1:02 AM
Last train
11:57 PM
Cheapest Month
May
Cheapest Day
Tue
High Season
Jul - Sep
Low Season
Oct - Dec
Busiest Day
Wed
Least Busy Day
Mon
Best time to book
14 days
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

Train companies: Transport for Wales, Great Western Railway, Great Western Railway (GWR) from Carmarthen to Cardiff trainsTransport for Wales, Great Western Railway, Great Western Railway (GWR) trains will get you between Carmarthen and Cardiff from $8 (€6). With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.

Transport for Wales

About
Transport for Wales is a public transport provider in Wales, UK. It operates a comprehensive network of trains, buses and ferries across the country. The trains are modern and comfortable, with a range of different types including InterCity Express Trains, Regional Trains, and Metro Trains. Onboard facilities include free Wi-Fi, power sockets, and a range of food and drink options. There are a variety of ticket types available, including single and return tickets, season tickets, and group tickets. The most popular routes include Cardiff to Swansea, Cardiff to Newport, and Cardiff to Manchester.
Luggage & cancellation policy
Average Duration
1h 51m
Cheapest Price
$8 (€6)
Luggage included
2 large items of luggage and 1 small hand luggage included
Luggage storage
Overhead racks, luggage areas at end of carriages, under seats
Cancellation Policy
Refund policy depends on ticket type
Refund
Full refund if service canceled
Amenities on board the train
Wifi
Food sold onboard
Trolley service on most routes with snacks and drinks. Some stations have cafes
Seat reservation
Seat reservations recommended but not mandatory. Free of charge when booking tickets
Toilets
USB plugs
Accessibility
Wheelchair spaces, accessible toilets, ramps for boarding, priority seating, assistance service available
Pets
Small pets in carriers travel free. Dogs allowed with ticket (£5 per day). Guide dogs free
Quiet zone

Great Western Railway

About
Great Western Railway is a train operating company in the United Kingdom. It operates services from London Paddington to the West of England, South Wales and the Cotswolds. It also operates services from London Paddington to Oxford, Reading and Bristol. It offers a range of ticket types, including Advance, Anytime, Off-Peak and Super Off-Peak tickets. Onboard facilities include free Wi-Fi, power sockets, air conditioning and catering services. The most popular routes for Great Western Railway are London Paddington to Bristol, Reading and Oxford.
Luggage & cancellation policy
Average Duration
1h 47m
Cheapest Price
$25 (€21)
Great Western Railway frequency
3 a day
Luggage included
Two pieces of luggage and one piece of hand luggage included in ticket price
Luggage storage
Overhead racks, dedicated luggage areas at end of carriages, under seats
Cancellation Policy
Refund policies apply as per ticket type
Refund
Full refund if train is cancelled
Amenities on board the train
Wifi
Food sold onboard
Cafe bar serving hot and cold drinks, snacks, sandwiches. First Class at-seat service on some routes
Seat reservation
Optional seat reservations available for a fee. Free in First Class
Toilets
USB plugs
Accessibility
Wheelchair spaces, accessible toilets, ramps for boarding, priority seating, assistance service available
Pets
Small pets travel free. Dogs must be on lead. Maximum two dogs per passenger
Quiet zone

Great Western Railway (GWR)

Luggage & cancellation policy
Average Duration
1h 46m
Cheapest Price
$79 (€65)
Great Western Railway (GWR) frequency
6 a day

Complete guide to Cardiff

Things to do in Cardiff

Discover the best of Cardiff — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Cardiff trip today.

  • Must visit

National Museum Cardiff

Major national museum with art, natural history, and geology collections in central Cardiff.

  • Must visit

St Fagans National Museum of History

Open-air museum showcasing Welsh historic buildings, traditions, and everyday life on a large heritage site.

  • Recommended

Museum of Cardiff

City museum covering Cardiff’s social history, industry, communities, and urban development.

Pound Sterling

Generally cheaper than London. Hotels can rise on event days, but food, transport, and pubs are usually moderate for UK city travel.

Average meal costs

Budget
GBP 8-15 for takeaway or a casual lunch.
Mid-range
GBP 18-35 per person at a standard restaurant.
Fine dining
GBP 60+ per person at upscale restaurants.
Coffee
GBP 3-4.50 for a regular coffee.

Tipping culture

Service charge is not always included. Tip about 10-12.5% in restaurants for good service, round up taxis, and tipping in pubs or cafes is optional.

FAQs: Trains from Carmarthen to Cardiff

Find answers to the most common questions about traveling from Carmarthen to Cardiff by train. 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 train, the cheapest option, or tips for making the most of your visit at Cardiff, this guide helps you travel smarter and with confidence.

FAQs
Train ticket prices from Carmarthen to Cardiff can vary. The cheapest ticket starts at $8 (€6), while the average price is around $19 (€16).
The train from Carmarthen to Cardiff takes 1h 51m and runs 7 per day.
The first train from Carmarthen to Cardiff leaves at 1:02 AM.
The distance by train from Carmarthen to Cardiff is 54 miles (88 km).
The last train from Carmarthen to Cardiff leaves at 11:57 PM.
There is no high speed train available from Carmarthen to Cardiff.
Yes, there is a direct train from Carmarthen to Cardiff. This service operates 5 times per day, provided by Great Western Railway, Great Western Railway (GWR), Transport for Wales.
Unfortunately, there is no night train available from Carmarthen to Cardiff.
The train station in Carmarthen that goes to Cardiff is Carmarthen station (CMN), which connects to Cardiff Central (CDF).
The cheapest way to get from Carmarthen to Cardiff is by train, with a cost of around $8 (€6).
The train journey from Carmarthen to Cardiff offers scenic views of the Welsh countryside, including rolling hills, lush valleys, and glimpses of the coast, providing a pleasant visual experience.
Yes, a day trip from Carmarthen to Cardiff is feasible with a travel duration of 1h 51m and a distance of 54 miles (88 km). Trains run 7 times per day.
In Cardiff, you can enjoy a variety of activities and sights. Attend performances at the Millennium Centre, explore the vibrant nightlife in the city center, or take a scenic boat tour around Cardiff Bay. For adventure, visit Cardiff International White Water for rafting and kayaking. Shop and dine at Cardiff Market. Discover history at Cardiff Castle and St Fagans National Museum of History, explore art and culture at the National Museum Cardiff, and relax in Bute Park. Cardiff Bay also offers dining, entertainment, and cultural attractions.
A visit of 2 to 3 days is typically sufficient to explore Cardiff's main attractions, such as Cardiff Castle, the National Museum, and Cardiff Bay, while allowing time for leisure and dining experiences.
Yes, you can take the train from Carmarthen to Cardiff.
Since neither Carmarthen nor Cardiff are in the Schengen Area, passport requirements depend on the specific immigration rules of United Kingdom and United Kingdom. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.
Popular day trips by train from Cardiff include Swansea, Bristol, Bath, Newport, Gloucester.
We recommend using the train as it is the most popular way to get from Carmarthen to Cardiff among Omio's users.
Items not allowed on trains typically include hazardous materials such as explosives, flammable liquids, corrosive substances, and illegal drugs. Additionally, large or bulky items that may obstruct aisles or emergency exits, as well as pets without proper carriers, may be restricted. Specific prohibited items can vary by train operator and region, so please check the rules for your particular journey.
Yes, rail passes such as the BritRail Pass are valid on most trains within the United Kingdom, offering unlimited travel on participating train operators for a set period.
The currency used in the United Kingdom is the British Pound Sterling (GBP). For travelers, using a card is generally more convenient and widely accepted, especially in cities and for transportation tickets, though carrying some cash can be useful for small purchases or in rural areas.
In Cardiff, travelers should be cautious of pickpocketing, especially in crowded areas like Cardiff Central Station and popular tourist spots. Taxi scams can occur, so it’s advisable to use licensed taxis or reputable ride-hailing apps. Additionally, travelers should be aware of occasional street distractions designed to divert attention while accomplices attempt theft. Staying vigilant and securing personal belongings helps ensure a safe visit.
Pack lightweight, versatile clothing suitable for the destination's climate, and use secure, lockable luggage to protect belongings. Keep essential items like travel documents, medication, and valuables in a carry-on bag for easy access. Use packing organizers or cubes to maximize space and maintain order. Lastly, include a small first aid kit and personal hygiene items for added comfort during travel.

popular train stations

Popular train stations from Carmarthen to Cardiff

Most Carmarthen to Cardiff trains use the Carmarthen to Cardiff Central station pair, with some services arriving at Cathays. Use this guide to compare Carmarthen and Cardiff train stations on this route, check city-centre transport, alongside checking practicalities like train station facilities and services.

Departure train stations in Carmarthen
Arrival train stations in Cardiff

Which Carmarthen station do trains to Cardiff leave from?

Trains from Carmarthen to Cardiff leave from Carmarthen. The station is from Carmarthen city centre at Carmarthen station, Station Road, Carmarthen, Carmarthenshire, SA31 2BE.
CarmarthenCarmarthen station, Station Road, Carmarthen, Carmarthenshire, SA31 2BE+44 3450507080ShoppingParkingDiningAccessibilityWCHotelLoungeLost and Found OfficeTicket OfficeBike ParkingBike Rental
City-centre transport

Getting to Carmarthen from Carmarthen city centre

BusT1x, T1, T1a · 3m · $1 · every ~4 min

Carmarthen train station facilities and services

Carmarthen has practical services for this route, including Shopping, Parking, Dining, Accessibility, WC, Hotel, Lounge, Lost and Found Office, Ticket Office, Bike Parking, and Bike Rental.

Food and drink

Food and drink options are available at Carmarthen.

Tickets and information

Ticket office support is available at Carmarthen.

Luggage and lost property

Lost and found is available at the station.

Parking, taxis and toilets

Available at Carmarthen: Parking, WC.

Bike and car services

Available at Carmarthen: Bike Parking, Bike Rental.

Accessibility

Accessibility facilities are available at Carmarthen: Staff help available: Yes, Step free access coverage: Yes, Step free access note: Category B1. Step free access is available to Platform 1. Platform 2 can be accessed via the ramp at the end of Platform 1 and across a foot crossing, Accessible car park equipment: Wheelchair users can use car park equipment at this station unaided, Accessible ticket machines: There are accessible ticket machines at this station, Accessible toilets: Yes, Ramp for train access: Yes, Wheelchairs available: Yes, Impaired mobility set down / pick up points available: No.

Most popular train connections from Carmarthen

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