Bus from Carmarthen to Swansea
2 direct routes · about 70 min · first bus 09:50, last bus 11:10 (weekdays).
Next buses to Swansea as of 07:22
Scheduled times at the boarding stop in Carmarthen, from the operators' timetables — they update automatically. Open the stop for live tracking.
Direct routes
| Route | Operator | Journey time | Weekday journeys | Days | First | Last | Board at | Get off at | Calls at |
|---|---|---|---|---|---|---|---|---|---|
| 112 | National Express | ~70 min | 2 | Sat 2 · Sun 2 | 09:50 | 09:50 | Rose and Crown (before) | Swansea Bus Station Stand B | Cross Hands |
| 508 | National Express | ~70 min | 2 | Sat 2 · Sun 2 | 11:10 | 11:10 | Rose and Crown (before) | Swansea Bus Station Stand B | Cross Hands |
Times are for the first boarding point in Carmarthen on each route's weekday timetable — open the route for the full timetable, live map and every stop.
The same number runs elsewhere in the UK — see every 112 bus or 508 bus timetable.
Frequently asked questions
Which bus goes from Carmarthen to Swansea?
2 routes run directly from Carmarthen to Swansea: the 112 (National Express), the 508 (National Express). The most frequent is the 112, twice each weekday — board at Rose and Crown (before) and get off at Swansea Bus Station Stand B, about 70 minutes.
How long does the bus take from Carmarthen to Swansea?
Around 70 minutes on the 112, depending on time of day and traffic. It calls at Cross Hands on the way.
What time is the first and last bus from Carmarthen to Swansea?
On weekdays the first direct bus leaves around 09:50 and the last around 11:10. Check the route timetables for weekends.
How much is the bus from Carmarthen to Swansea?
This is a long-distance coach service, so the England £3 bus fare cap does not apply — nor do local bus tickets or passes. Coach operators set their own fares and price by demand, so booking further ahead is usually much cheaper than buying on the day.