Compare 2 ways to go from Carmarthen to Swansea
Busbud recommends taking the bus from Carmarthen to SwanseaAmong the sustainable travel choices, the bus stands out as a good way to reach Swansea. The journey takes about 50 minutes, and with fares starting at just US$10, it presents an excellent value for a comfortable ride.
Train Carmarthen to Swansea: Trip Overview
Please note, this information is subject to change
Train companies
Carmarthen to Swansea Train
Busbud helps you find a train from Carmarthen to Swansea. Get the best fare and schedule, book a round trip ticket or find trains with WiFi and electrical outlets.
Train service from Carmarthen to Swansea will be provided by the most trusted companies.
From train tickets to high-end trains trip from Carmarthen to Swansea, we offer a wide range of train services to best suit your needs depending on how much your budget is.
Frequently asked questions on the trip Carmarthen - Swansea
How much does a cheap train ticket from Carmarthen to Swansea cost?
The average train ticket price from Carmarthen to Swansea is US$19. The best way to find cheap train tickets from Carmarthen to Swansea 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!
How long is the trip from Carmarthen to Swansea?
A train trip between Carmarthen and Swansea is around 49m, although the fastest train will take about 41m. This is the time it takes to travel the 37 km that separates the two cities.
How many daily trains are there between Carmarthen and Swansea?
The number of trains from Carmarthen to Swansea can differ depending on the day of the week. On average, there are 10. Some trains are direct while others include transferring trains. Simplify your train trip from Carmarthen to Swansea by comparing and selecting the train that fits your travel style and budget on Busbud.
Find cheapest prices for trains
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Carmarthen to Swansea was searched and found on May 10, 2025 with a price of US$18To save money and be sure you have the best seat, it's a good idea to buy your train tickets from Carmarthen to Swansea, as early as possible.
You can expect to pay from US$18 to US$27 for a train ticket from Carmarthen to Swansea based on the last 2 days. You can expect to find the cheapest price for the trip at US$18 which is on 2025-05-10.
About Train Travel
Train Travel Tips
There are many train stations in the world, check out the station pages on Busbud to get all information you need.
No matter if you plan to take a regional or high-speed train to Swansea, the planet will thank you. You’ll help to protect the beautiful landscapes that will unfold before your very eyes.
The train emits up to 30x less CO2 for a trip between Carmarthen and Swansea compared to the same trip made by plane or car. A truly ecological mode of transport that will allow you to easily reduce your carbon footprint.
Make a music playlist for your train ride from Carmarthen to Swansea, and enjoy the scenery to tunes from your own personal soundtrack.
Did you know?
Japanese trains are always on time, it is extremely infrequent to see breakdowns during peak periods. In the event of a delay of more than 5 minutes, the crew will personally apologize to each passenger.
You can find dogs as passengers on the trains of Moscow, where there is a large number of stray dogs. Over time, the dogs have learned the inner workings of the rail system and it is not uncommon to find one travelling between the city and the suburbs.
Railway companies played a major role as early as 1883 in the use of time zones as we know them today.
Top Travelled Train Routes
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