Llanelli to Mountain Ash Trains

Llanelli to Mountain Ash trains

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Trip Overview

The average train between Llanelli and Mountain Ash takes 2h 50m and the fastest train takes 2h 20m. There is a train service every few hours from Llanelli to Mountain Ash. 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 Llanelli to Cardiff Centraltrain Haverfordwest - Manchester Piccadilly / ...
Take the train from Cardiff Central to Mountain Ashtrain Merthyr Tydfil - Aberdare / ...

2h 33m

£25–53

Llanelli to Mountain Ash train times

Trains run hourly between Llanelli and Mountain Ash. The earliest departure is at 6:02 AM in the morning, and the last departure from Llanelli is at 11:10 PM which arrives into Mountain Ash at 7:02 AM. All services require a transfer, and take on average 2h 50m. The schedules shown below are for the next available departures.

Departing Saturday, October 24, 2026

7:24 PM → 10:32 PM
3h 7m • 1 change
9:09 PM → 11:30 PM
2h 20m • 1 change
10:02 PM → 9:33 AM
Arrives next day
12h 30m • 1 change

Departing Sunday, October 25, 2026

10:58 AM → 1:33 PM
2h 34m • 1 change
11:53 AM → 2:33 PM
2h 39m • 1 change
12:56 PM → 3:33 PM
2h 37m • 1 change
1:58 PM → 4:33 PM
2h 35m • 1 change
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Departing Monday, October 26, 2026

6:02 AM → 8:32 AM
2h 29m • 1 change
6:31 AM → 9:02 AM
2h 30m • 1 change
6:51 AM → 9:32 AM
2h 41m • 1 change
7:20 AM → 10:02 AM
2h 41m • 1 change
Show more

Departing Tuesday, October 27, 2026

6:02 AM → 8:32 AM
2h 29m • 1 change
6:31 AM → 9:02 AM
2h 30m • 1 change
6:51 AM → 9:32 AM
2h 41m • 1 change
7:20 AM → 10:02 AM
2h 41m • 1 change
Show more

Departing Wednesday, October 28, 2026

6:02 AM → 8:32 AM
2h 29m • 1 change
6:31 AM → 9:02 AM
2h 30m • 1 change
6:51 AM → 9:32 AM
2h 41m • 1 change
7:20 AM → 10:02 AM
2h 41m • 1 change
Show more

Departing Thursday, October 29, 2026

6:02 AM → 8:32 AM
2h 29m • 1 change
6:31 AM → 9:02 AM
2h 30m • 1 change
6:51 AM → 9:32 AM
2h 41m • 1 change
7:20 AM → 10:02 AM
2h 41m • 1 change
Show more

Departing Friday, October 30, 2026

6:02 AM → 8:32 AM
2h 29m • 1 change
6:31 AM → 9:02 AM
2h 30m • 1 change
6:51 AM → 9:32 AM
2h 41m • 1 change
7:20 AM → 10:02 AM
2h 41m • 1 change
Show more

Frequently asked questions

Want to know about travelling from Llanelli to Mountain Ash? 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.