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 the good way to reach Swansea. The journey takes about 50 minutes and with fares starting at just $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 for your trip Carmarthen - Swansea
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 Apr 30, 2025 with a price of $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 $18 to $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 $18 which is on 2025-05-05.
About Train Travel
Train Travel Tips
There are many train stations in the world, check it 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 traveling 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 Traveled Train Routes
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Popular Trains Connecting Carmarthen
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Trains Going to Swansea
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