The cheapest and fastest buses from Carmarthen to Swansea
Cheapest price
€9
Average price
€9
Fastest journey
50 m
Average duration
50 m
Buses per day
1
Distance
36 km
The best way to find a cheap bus ticket from Carmarthen to Swansea is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Carmarthen to Swansea will cost around €9 if you buy it on the day, but the cheapest tickets can be found for only €9.
Of the 1 buses that leave Carmarthen for Swansea on Thu, Nov 06, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Thu, Nov 06 the direct buses cover the 36 km distance in an average of 50 m but if you time it right, some buses will get you there in just 50 m .
On Thu, Nov 06 the slowest buses will take 50 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.


Travel Information
Compare train and bus for Carmarthen to Swansea
Omio recommends booking the train as it is the most popular option from Carmarthen to Swansea among Omio's users. If you are prioritising price take the train with prices starting from €5. For those with little time consider booking a train which can get you there in 47m. In case you are seeking to minimise your carbon footprint the train is your best bet as it emits only 0.0 - 0.0kg. The ticket price range depends on the travel mode: a train costs an average of €5, and a bus costs an average of €9.
Distance: 36 km
Compare bus with
| Bus | Most popular Train |
|---|---|
€9 Average price | €7 Average price Cheapest |
1h 33m Average total duration 1h 3m Onboard + 30m Additional time* | 1h 17m Average total duration Fastest 47m Onboard + 30m Additional time* |
0.0 - 0.1kg CO2 emissions | 0.0 - 0.0kg CO2 emissions Lowest |
![]() Most popular bus company | ![]() Most popular train company |
Direct Options | Direct Options |
Additional time: Average total travel duration to departure point, security checks and transfers.
Live departures
Carmarthen to Swansea bus times
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 9:55 AM Carmarthen | 0h50 | 10:45 AM Swansea | 0 transfersDirect | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Carmarthen to Swansea by train or bus
Nov 06
Nov 07
Nov 08
Nov 09
Nov 10
Nov 11
Nov 12
Journey information
Overview: Bus from Carmarthen to Swansea
Distance 36 km |
Average bus duration 1h 3m |
Cheapest ticket price €9 |
Buses per day 3 |
Direct buses 3 |
Fastest bus 50m |
First bus 00:08 |
Last bus 23:50 |
Bus providers: National Express, Transport for Wales from Carmarthen to SwanseaYou can travel by bus between Carmarthen to Swansea with National Express, Transport for Wales for as low as €5. When you search for schedules and tickets, Omio will show you the best journey
Transport for Wales
National Express
FAQs: Bus from Carmarthen to Swansea

When departing from Carmarthen, you have various coach station options to start your journey from including Carmarthen, Blue Street and Carmarthen, Lammas Street (Rose and Crown Hotel). When arriving in Swansea, you can end your trip in coach stations like Swansea, University Bay Campus, Swansea, Quadrant Bus Station and Swansea, Fabian Way / Port Tennant Road.
Passengers board the coach most frequently from Carmarthen, Blue Street, which is located around 0.4 miles (633 m) away from the city centre, and they get off the coach at Swansea, University Bay Campus, located 3.2 miles (5.1 km) away from the city centre.
popular bus stations
Popular bus stations from Carmarthen to Swansea
- The place has an entrance that is wheelchair-accessible
More options for your journey from Carmarthen to Swansea
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