How far is Carmarthen from Johnston by coach?

The distance between Johnston and Carmarthen by coach is approximately 31 miles (49 km).

Is there a way to reach Carmarthen from Johnston without a car?

You can travel to Carmarthen from Johnston by coach, which provides a smooth ride and an affordable and convenient trip. You can also consider rideshare services depending on your preferences.

Bus from Johnston to Carmarthen from £5 | Compare & Save up to 48%

Next bus departures

Next departures from Johnston to Carmarthen on 19 November
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Bus	09:18	Johnston Bus Stop (o/s Railway Inn)	1h 32m	10:50	Lammas Street, outside the Boar’s Head	Cheapest
Bus	07:07	Johnston Bus Stop (o/s Railway Inn)	1h 30m	08:37	Lammas Street, outside the Boar’s Head	Fastest
Bus	07:07	Johnston Bus Stop (o/s Railway Inn)	1h 30m	08:37	Lammas Street, outside the Boar’s Head	No tags
Bus	09:18	Johnston Bus Stop (o/s Railway Inn)	1h 32m	10:50	Lammas Street, outside the Boar’s Head	No tags

Next departures from Johnston to Carmarthen on 20 November
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Bus	09:18	Johnston Bus Stop (o/s Railway Inn)	1h 32m	10:50	Lammas Street, outside the Boar’s Head	Cheapest
Bus	07:07	Johnston Bus Stop (o/s Railway Inn)	1h 30m	08:37	Lammas Street, outside the Boar’s Head	Fastest
Bus	07:07	Johnston Bus Stop (o/s Railway Inn)	1h 30m	08:37	Lammas Street, outside the Boar’s Head	No tags
Bus	09:18	Johnston Bus Stop (o/s Railway Inn)	1h 32m	10:50	Lammas Street, outside the Boar’s Head	No tags

Next departures from Johnston to Carmarthen on 21 November
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Bus	09:18	Johnston Bus Stop (o/s Railway Inn)	1h 32m	10:50	Lammas Street, outside the Boar’s Head	Cheapest
Bus	06:52	Johnston Bus Stop (o/s Railway Inn)	1h 30m	08:22	Lammas Street, outside the Boar’s Head	Fastest
Bus	06:52	Johnston Bus Stop (o/s Railway Inn)	1h 30m	08:22	Lammas Street, outside the Boar’s Head	No tags
Bus	09:18	Johnston Bus Stop (o/s Railway Inn)	1h 32m	10:50	Lammas Street, outside the Boar’s Head	No tags

Next departures from Johnston to Carmarthen on 22 November
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Bus	09:18	Johnston Bus Stop (o/s Railway Inn)	1h 32m	10:50	Lammas Street, outside the Boar’s Head	Cheapest
Bus	07:07	Johnston Bus Stop (o/s Railway Inn)	1h 30m	08:37	Lammas Street, outside the Boar’s Head	Fastest
Bus	07:07	Johnston Bus Stop (o/s Railway Inn)	1h 30m	08:37	Lammas Street, outside the Boar’s Head	No tags
Bus	09:18	Johnston Bus Stop (o/s Railway Inn)	1h 32m	10:50	Lammas Street, outside the Boar’s Head	No tags

Next departures from Johnston to Carmarthen on 24 November
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Bus	09:18	Johnston Bus Stop (o/s Railway Inn)	1h 32m	10:50	Lammas Street, outside the Boar’s Head	Cheapest
Bus	07:07	Johnston Bus Stop (o/s Railway Inn)	1h 30m	08:37	Lammas Street, outside the Boar’s Head	Fastest
Bus	07:07	Johnston Bus Stop (o/s Railway Inn)	1h 30m	08:37	Lammas Street, outside the Boar’s Head	No tags
Bus	09:18	Johnston Bus Stop (o/s Railway Inn)	1h 32m	10:50	Lammas Street, outside the Boar’s Head	No tags

Last refresh of the prices: Yesterday at 07:49 GMT.

Get from Johnston to Carmarthen

This route is served by bus only

The journey takes about 1 hour 30 minutes, and with fares starting at just £6, it presents an excellent value for a comfortable ride.

1bus per day

1h 30mAverage duration

31 milesDistance

1kgCO₂ emissions

Compare bus companies

National Express

4/529,716 reviews

Staff4.7

Timeliness4

Cleanliness4.7

WiFi3.4

Based on 29716 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 £6

GB Bus Companies: FlixBus, BlaBlaCar Bus, ALSA, Greyhound, Intercape, Trenitalia, Sindbad

Frequently asked questions about travelling by bus from Johnston to Carmarthen

How far is Carmarthen from Johnston by coach?
The distance between Johnston and Carmarthen by coach is approximately 31 miles (49 km).
Is there a way to reach Carmarthen from Johnston without a car?
You can travel to Carmarthen from Johnston by coach, which provides a smooth ride and an affordable and convenient trip. You can also consider rideshare services depending on your preferences.

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found

16/11

£5

17/11

£5

Today

£5

19/11

£5

20/11

£5

21/11

£5

22/11

£5

23/11

No data

The cheapest trip from Johnston to Carmarthen was searched and found on 19 Nov 2025 with a price of £5

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Johnston to Carmarthen as early as possible.

You can expect to pay from £5 to £9 for a bus ticket from Johnston to Carmarthen based on the last 2 days. You can expect to find the cheapest price for the trip at £5, which is on 2025-11-19.