Mountain Ash to Llanelli Trains

Mountain Ash to Llanelli trains

Travel from

Search accommodation with Expedia

Trip Overview

The average train between Mountain Ash and Llanelli takes 2h 50m and the fastest train takes 2h 14m. There is a train service every few hours from Mountain Ash to Llanelli. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

2h 50m
Duration: 76 mi
Distance: £36
Average price: Hourly
Frequency

Train

best

Take the train from Mountain Ash to Cardiff Centraltrain Aberdare - Merthyr Tydfil / ...
Take the train from Cardiff Central to Llanellitrain Bristol Temple Meads - Haverfordwest / ...

2h 34m

£25–55

Mountain Ash to Llanelli train times

Trains run hourly between Mountain Ash and Llanelli. The earliest departure is at 6:02 AM in the morning, and the last departure from Mountain Ash is at 11:02 PM which arrives into Llanelli at 7:13 AM. All services require a transfer, and take on average 2h 50m. The schedules shown below are for the next available departures.

Departing Thursday, October 15, 2026

6:02 AM → 8:34 AM
2h 32m • 1 change
7:32 AM → 10:00 AM
2h 28m • 1 change
9:02 AM → 11:20 AM
2h 18m • 1 change
9:32 AM → 12:04 PM
2h 32m • 1 change
Show more

Departing Friday, October 16, 2026

6:02 AM → 8:34 AM
2h 32m • 1 change
7:32 AM → 10:00 AM
2h 28m • 1 change
9:02 AM → 11:20 AM
2h 18m • 1 change
9:32 AM → 12:04 PM
2h 32m • 1 change
Show more

Departing Saturday, October 17, 2026

6:02 AM → 8:40 AM
2h 38m • 1 change
7:32 AM → 9:56 AM
2h 24m • 1 change
9:02 AM → 11:22 AM
2h 20m • 1 change
9:32 AM → 11:58 AM
2h 26m • 1 change
Show more

Frequently asked questions

Want to know about travelling from Mountain Ash to Llanelli? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.