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Carmarthen to Swansea train ticket prices
£5.88
On Sun 4
Carmarthen to Swansea train timetable
Travelling from Carmarthen to Swansea, the fastest train takes 43m with an average travel time of 49m. 12 trains are running daily, with the first departing at 09:34 and the last at 16:41. Stay updated with live train status, times, delays, and cancellations on TrainPal.
| Departs | Arrives | Operator | ||
|---|---|---|---|---|
09:34 Carmarthen | 43m, Direct | 10:17 Swansea | Transport for Wales | Find tickets |
09:48 Carmarthen | 50m, Direct | 10:38 Swansea | Transport for Wales | Find tickets |
10:34 Carmarthen | 50m, Direct | 11:24 Swansea | Transport for Wales | Find tickets |
11:25 Carmarthen | 46m, Direct | 12:11 Swansea | Great Western Railway | Find tickets |
12:31 Carmarthen | 46m, Direct | 13:17 Swansea | Transport for Wales | Find tickets |
Carmarthen to Swansea train tickets and times
Plan your journey from Carmarthen to Swansea with ease. Explore the first and last train times, departure and arrival stations, distance, journey time, and price options to make the most of your trip.
Why book Carmarthen to Swansea trains with TrainPal?
Why book with TrainPal vs Trainline?
TrainPal's Split Ticket feature automatically divides your journey into multiple ticket segments, saving up to 50% compared to buying a single through ticket. Train fares from Carmarthen to Swansea start from just £5.88 on TrainPal.
Is TrainPal cheaper than buying direct?
TrainPal is often cheaper than buying direct. We don't charge any booking fees, and our Split Ticketing technology searches for the lowest fare combination across your entire journey—something train operator websites don't offer. Plus, we compare prices across multiple operators (e.g., Transport for Wales, Great Western Railway on the Carmarthen to Swansea route) in a single search, so you always see the cheapest option regardless of which company operates the train.
Carmarthen to Swansea train travel guide
Taking the train from Carmarthen to Swansea is both efficient and enjoyable, offering scenic views and comfort. With frequent departures from Carmarthen, you can arrive at Swansea in just 43m, making it a quick and convenient option for travelling between these two places.

Planning and booking
How much does it cost for a train from Carmarthen to Swansea?
Ticket prices from Carmarthen to Swansea average around £5.88, but vary based on travel dates and ticket flexibility. To see the exact fare for your trip, please perform a search with your preferred dates.
How do I find the best train route from Carmarthen to Swansea?
What is the fastest train from Carmarthen to Swansea?
The fastest train journey time from Carmarthen to Swansea is 43m. Direct trains can save significant time by avoiding transfers. Always check if a direct route is available for your journey. Moreover, when searching for trains, consider the total travel time. Some routes with fewer stops or more efficient schedules might be faster.
Are there direct trains from Carmarthen to Swansea?
No, there are no direct trains from Carmarthen to Swansea. However, you can still find the best train options using the TrainPal Train Journey Planner. Simply enter your departure and arrival stations to see all available train services and plan your trip
Is it worth taking a train from Carmarthen to Swansea?
Yes, the train is always an excellent choice that balances convenience, comfort, and efficiency. It's more environmentally friendly and relaxing than driving, as you avoid traffic and parking. While coaches may be cheaper, the train provides superior comfort, more space, and greater scheduling flexibility. With the added benefit of arriving directly in the city centre, it's a very convenient way to travel.
How far in advance can I book my train ticket?
You can book UK train tickets as far as 12 weeks ahead of your travel date. This is the key period when train operators release their cheapest Advance tickets. Therefore, to ensure you get the best possible fare, we recommend purchasing your tickets as soon as they become available.

Check timetables and during the journey
How do I find Carmarthen to Swansea train timetables?
Carmarthen to Swansea trains are generally punctual, but delays or cancellations can occur due to weather, strikes, and other factors. After purchasing a ticket, use TrainPal to track live train updates. Before buying a ticket, our Train Journey Planner provides all necessary booking information. Simply enter your departure and arrival stations, click 'Search,' and view routes labelled 'Cheapest' or 'Fastest,' with all details displayed.
How early should I arrive for a train in the UK?
Typically, you should plan to arrive at the station 15-20 minutes before your train is scheduled to depart. However, the size of the station and your familiarity with it can affect this timing. For larger or less familiar stations, leaving home earlier can help reduce stress and ensure a more relaxed journey.
Do Carmarthen to Swansea trains offer Wi-Fi and other facilities?
Yes, most trains on the route from Carmarthen to Swansea are equipped with Wi-Fi. Passengers can also enjoy complimentary food, drinks, and power sockets for a more comfortable journey. Please note that the availability of these services can vary depending on the train company
How do I transfer between train stations in the UK?
Transferring between train stations in the UK can be effortless with some planning. If your travel requires a transfer, review your ticket and journey details for specific transfer instructions. Major stations typically feature clear signage and helpful staff. Additionally, TrainPal Train Journey Planner offers comprehensive transfer details.
What is the difference between Standard and First Class?
While Standard Class offers a good travel experience, First Class provides an upgrade in comfort and service. This typically includes enhanced amenities like complimentary food and drinks, though the specific offerings depend on the train operator.

Other things you might be interested
Are there discounts for students or seniors on UK train tickets?
Can UK train tickets be refunded or changed?
How do I check train delays and cancellations in the UK?
Checking train delays and cancellations in the UK is simple. Utilise the TrainPal mobile app for real-time information. We offer live updates, including live train status and notifications of any train strikes.
Which train companies operate the Carmarthen to Swansea route?
The route from Carmarthen to Swansea is operated by Transport for Wales. To find the operator for any other journey, perform a search for your route on this page; the operator's name will be listed with each travel option.
Essential onboard rules and facilities
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Luggage
Each passenger is permitted to bring up to 3 pieces of luggage at no extra cost. This can include a combination of items such as suitcases, backpacks, and satchels.
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Bicycle
A free reservation is required for bikes on most journeys due to limited space. While standard bicycles and folding bikes are widely permitted, some operators have provisions for e-bikes and tandems. Please note that e-scooters, motorcycles, tricycles, and bike trailers are not allowed. As policies vary, it is essential to consult your specific train operator's website for their definitive cycle rules before you travel.
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Children
Children under 5 usually travel free. Children aged 5–15 get 50% off, and 16-year-olds can use the 16-17 Saver Railcard for 50% off.
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Pets
Bring up to 2 pets free; keep dogs on a lead or in a carrier. No animals on seats or in restaurant carriages.
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Passenger assistance
For passengers with disabilities or additional needs, all train operators provide dedicated assistance. It is essential to book this service in advance to guarantee its availability.
How to buy cheap Carmarthen to Swansea train tickets

Cheaper train tickets for less busy times. Combine with Advance fares for the best deals.
Compensation and refunds

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* Prices are dynamic and subject to change. Ticket prices vary based on time of day, route, and class. This pricing does not apply to discounted Split tickets and Railcards.





















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