Bus from Carmarthen to Cardiff
3 direct routes · about 147 min · first and last bus 11:16 (weekdays).
Next buses to Cardiff as of 08:43
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 | ~155 min | 2 | Sat 2 · Sun 2 | 09:50 | 09:50 | Rose and Crown (before) | Sophia Gardens (nr) | Cross Hands, Swansea, Port Talbot & Bridgend |
| 508 | National Express | ~160 min | 2 | Monday to Thursday only | 11:10 | 11:10 | Rose and Crown (before) | Sophia Gardens (nr) | Cross Hands & Swansea |
| T1C | Mid Wales Travel | ~147 min | 1 | Sat 1 · Sun 1 | 11:16 | 11:16 | Glangwili Hospital | Mermaid Quay (opp Tesco) | Cross Hands, Lon-Las, Port Talbot, Bridgend & Pencoed |
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 Cardiff?
3 routes run directly from Carmarthen to Cardiff: the 112 (National Express), the 508 (National Express), the T1C (Mid Wales Travel). The most frequent is the 112, twice each weekday — board at Rose and Crown (before) and get off at Sophia Gardens (nr), about 155 minutes.
How long does the bus take from Carmarthen to Cardiff?
Around 147 minutes on the T1C, depending on time of day and traffic. It calls at Cross Hands, Swansea, Port Talbot, Bridgend on the way.
What time is the first and last bus from Carmarthen to Cardiff?
On weekdays the first and last direct bus leaves around 11:16. Check the route timetables for weekends.
How much is the bus from Carmarthen to Cardiff?
Fares on this journey are set by the operator — the England fare cap doesn't apply in Wales. Check the operator's website or Traveline Cymru for current prices.
Same journey, other stops
The same trip, starting or ending at a town centre that has its own page here.