How far is Cardiff from Llanelli?

Cardiff and Llanelli are 72 km (45 miles) apart.

Bus from Cardiff to Llanelli starting at $12 | Compare & Save up to 51%

Next bus departures

Next departures for Cardiff to Llanelli on November 21
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended	Price and booking link
	Bus	6:10pm	Sophia Gardens	1h 50m	8:00pm	Llanelli Bus Station	CheapestFastest
	Bus	6:10pm	Sophia Gardens	1h 50m	8:00pm	Llanelli Bus Station	No tags

Next departures for Cardiff to Llanelli on November 22
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended	Price and booking link
	Bus	5:10pm	Sophia Gardens	1h 45m	6:55pm	Llanelli Bus Station	CheapestFastest
	Bus	5:10pm	Sophia Gardens	1h 45m	6:55pm	Llanelli Bus Station	No tags

Next departures for Cardiff to Llanelli on November 23
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended	Price and booking link
	Bus	5:10pm	Sophia Gardens	1h 45m	6:55pm	Llanelli Bus Station	CheapestFastest
	Bus	5:10pm	Sophia Gardens	1h 45m	6:55pm	Llanelli Bus Station	No tags

Last refresh of the prices: Last Monday at 3:17 AM GMT.

Compare 2 ways to go from Cardiff to Llanelli

We recommend taking the bus

Among the sustainable travel choices, the bus stands out as a good way to reach Llanelli. The journey takes about 1 hour 55 minutes, and with fares starting at just $15, it presents an excellent value for a comfortable ride.

1bus per day

1h 55mAverage Duration

71 kmDistance

2kgCO₂ emissions

	Average Price	Average Duration	CO₂ emissions	Actions
Bus	Average Price$15 - $22	Average Duration1h 55m	CO₂ emissions 2kg CO₂e
Train	Average Price$13 - $62	Average Duration1h 21m	CO₂ emissions 2kg CO₂e

Compare bus companies

National Express

4/529,722 reviews

Staff4.7

Timeliness4

Cleanliness4.7

Wifi3.4

Based on 29722 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 WiFi. National Express ticket prices on this trip start at $15

GB Bus Companies: FlixBus, BlaBlaCar Bus, ALSA, Greyhound, Intercape, Trenitalia, National Express

Frequently asked questions about travelling from Cardiff to Llanelli by bus

How far is Cardiff from Llanelli?
Cardiff and Llanelli are 72 km (45 miles) apart.

Find cheapest prices for buses

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

Best price found

11-18

$12

11-19

$15

Today

$15

11-21

$13

11-22

$13

11-23

$15

11-24

$12

11-25

$12

The cheapest trip from Cardiff to Llanelli was searched and found on Nov 25, 2025 with a price of $12

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

You can expect to pay from $12 to $20 for a bus ticket from Cardiff to Llanelli based on the last 2 days. You can expect to find the cheapest price for the trip at $12 which is on 2025-11-25.