Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Lammas Street, outside the Boar’s Head | Swansea Bus Station, Stand A | CheapestFastest | ||||
| Bus | Lammas Street, outside the Boar’s Head | Swansea Bus Station, Stand B | No tags | ||||
| Bus | Lammas Street, outside the Boar’s Head | Swansea Bus Station, Stand B | No tags | ||||
| Bus | Lammas Street, outside the Boar’s Head | Swansea Bus Station, Stand A | No tags |
Last refresh of the prices: Today at 05:00 GMT.
Compare 2 ways to travel from Carmarthen to Swansea
Among 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 £8, it presents an excellent value for a comfortable ride.
Where are the popular stops in Carmarthen and Swansea?
Stops in Swansea
- A
Swansea University - Bay Campus
Elba Crescent, Skewen, Swansea SA1 8QQ, UK - BPlymouth Street, Swansea SA1, Wales, United Kingdom
- C
Wellington St
Wellington St, Swansea SA1 3QX, UK
Compare bus companies
Based on 29725 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
Frequently asked questions about travelling by bus from Carmarthen to Swansea
What's the distance between Carmarthen and Swansea by coach?
The journey from Carmarthen to Swansea by coach covers an approximate distance of 23 miles (37 km).
How can I get from Carmarthen to Swansea without driving?
The best way to go from Carmarthen to Swansea without a car is by coach. They are frequent and reliable, offering a convenient and eco-friendly journey. 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 Carmarthen to Swansea was searched and found on 24 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 Carmarthen to Swansea as early as possible.
You can expect to pay from £6 to £11 for a bus ticket from Carmarthen to Swansea 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 Carmarthen to Swansea?
The bus is the cheapest travel choice for this destination
