Next train departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Train | Llanelli | Cardiff Central | Cheapest | ||||
 | Train | Llanelli | Cardiff Central | Fastest | ||||
| Train | Llanelli | Cardiff Central | No tags | ||||
| Train | Llanelli | Cardiff Central | No tags | ||||
| Train | Llanelli | Cardiff Central | No tags |
Last refresh of the prices: Last Monday at 3:17 AM GMT.
Compare 2 ways to go from Llanelli to Cardiff
Among the sustainable travel choices, the bus stands out as a good way to reach Cardiff. The journey takes about 1 hour 50 minutes, and with fares starting at just $15, it presents an excellent value for a comfortable ride.
Train companies
Frequently asked questions about travelling from Llanelli to Cardiff by train
How much does a cheap train ticket from Llanelli to Cardiff cost?
The average train ticket price from Llanelli to Cardiff is $19. The best way to find cheap train tickets from Llanelli to Cardiff is to book your tickets as early as possible. Prices tend to rise as your travel date approaches, so book in advance to secure the best prices!
How long is the trip from Llanelli to Cardiff?
A train trip between Llanelli and Cardiff is around 1h 26m, although the fastest train will take about 1h 6m. This is the time it takes to travel the 72 km that separates the two cities.
How many daily trains are there between Llanelli and Cardiff?
The number of trains from Llanelli to Cardiff can differ depending on the day of the week. On average, there are 6. Some trains are direct while others include transferring trains. Simplify your train trip from Llanelli to Cardiff by comparing and selecting the train that fits your travel style and budget on Busbud.
Which train companies travel from Llanelli to Cardiff?
When taking the train from Llanelli to Cardiff, you can travel comfortably and safely with Transport for Wales, Great Western Railway.
Find cheapest prices for trains
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Llanelli to Cardiff was searched and found on Nov 17, 2025 with a price of $13To save money and be sure you have the best seat, it's a good idea to buy your train tickets from Llanelli to Cardiff, as early as possible.
You can expect to pay from $13 to $58 for a train ticket from Llanelli to Cardiff based on the last 2 days. You can expect to find the cheapest price for the trip at $13 which is on 2025-11-24.
Usually Great Western Railway will charge you higher prices for tickets closer to the departure date. To find the best prices, you should be flexible on your date of travel.
