Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Swansea Bus Station, Stand A | Lammas Street, outside the Boar’s Head | Cheapest | ||||
| Bus | Swansea Bus Station, Stand B | Lammas Street, outside the Boar’s Head | Fastest | ||||
| Bus | Swansea Bus Station, Stand B | Lammas Street, outside the Boar’s Head | No tags | ||||
| Bus | Swansea Bus Station, Stand A | Lammas Street, outside the Boar’s Head | No tags |
Last refresh of the prices: Last Sunday at 22:58 GMT.
Compare 2 ways to travel from Swansea to Carmarthen
Among the sustainable travel choices, the bus stands out as a good way to reach Carmarthen. The journey takes about 45 minutes and with fares starting at just £8, it presents an excellent value for a comfortable ride.
Compare bus companies
Based on 29717 reviews, the company was rated 4.2 stars on Busbud. Travellers were especially satisfied with the ticket access and the staff but often complained with the Wi-Fi. National Express ticket prices on this trip start at £8
Where are the popular stops in Swansea and Carmarthen?
Frequently asked questions about travelling by bus from Swansea to Carmarthen
What's the distance between Swansea and Carmarthen by coach?
The journey from Swansea to Carmarthen by coach covers an approximate distance of 23 miles (37 km).
What is the best way to go from Swansea to Carmarthen without a car?
You can reach Carmarthen from Swansea by coach, as there are regular services between the two locations. Depending on your preferences, another alternative is to explore ridesharing trips.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Swansea to Carmarthen was searched and found on 18 Nov 2025 with a price of £6To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Swansea to Carmarthen as early as possible.
You can expect to pay from £6 to £11 for a bus ticket from Swansea to Carmarthen based on the last 2 days. You can expect to find the cheapest price for the trip at £6, which is on 2025-11-24.
What's the cheapest way to go from Swansea to Carmarthen?
The bus is the cheapest travel choice for this destination
