Colwyn Bay to Carmarthen Trains

Colwyn Bay to Carmarthen trains

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Trip Overview

The average train between Colwyn Bay and Carmarthen takes 6h 1m and the fastest train takes 5h 24m. The train service runs several times per day from Colwyn Bay to Carmarthen. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

6h 1m
Duration: 265 mi
Distance: £129
Average price: Every 4 hours
Frequency

Train

best

Take the train from Colwyn Bay to Cardiff Centraltrain Holyhead - Cardiff Central
Take the train from Cardiff Central to Carmarthentrain Bristol Temple Meads - Milford Haven / ...

6h 5m

£106–192

Colwyn Bay to Carmarthen train times

Trains run every 4 hours between Colwyn Bay and Carmarthen. The earliest departure is at 5:26 AM in the morning, and the last departure from Colwyn Bay is at 5:32 PM which arrives into Carmarthen at 12:05 AM. All services require a transfer, and take on average 6h 1m. The schedules shown below are for the next available departures.

Departing Thursday, August 13, 2026

11:37 AM → 5:21 PM
5h 43m • 1 change
1:32 PM → 7:33 PM
6h 1m • 1 change
3:32 PM → 9:39 PM
6h 6m • 1 change
5:32 PM → 12:05 AM
Arrives next day
6h 32m • 1 change

Departing Friday, August 14, 2026

6:21 AM → 11:45 AM
5h 24m • 1 change
7:31 AM → 1:26 PM
5h 54m • 1 change
9:32 AM → 3:28 PM
5h 55m • 1 change
11:37 AM → 5:21 PM
5h 43m • 1 change
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Departing Saturday, August 15, 2026

5:26 AM → 11:49 AM
6h 22m • 1 change
7:31 AM → 1:48 PM
6h 16m • 1 change
9:32 AM → 3:46 PM
6h 14m • 1 change
11:32 AM → 5:51 PM
6h 18m • 1 change
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Departing Sunday, August 16, 2026

11:29 AM → 5:25 PM
5h 55m • 1 change
5:31 PM → 11:40 PM
6h 9m • 1 change

Departing Monday, August 17, 2026

6:21 AM → 11:45 AM
5h 24m • 1 change
7:31 AM → 1:26 PM
5h 54m • 1 change
9:32 AM → 3:28 PM
5h 55m • 1 change
11:37 AM → 5:21 PM
5h 43m • 1 change
Show more

Departing Tuesday, August 18, 2026

6:21 AM → 11:45 AM
5h 24m • 1 change
7:31 AM → 1:26 PM
5h 54m • 1 change
9:32 AM → 3:28 PM
5h 55m • 1 change
11:37 AM → 5:21 PM
5h 43m • 1 change
Show more

Departing Wednesday, August 19, 2026

6:21 AM → 11:45 AM
5h 24m • 1 change
7:31 AM → 1:26 PM
5h 54m • 1 change
9:32 AM → 3:28 PM
5h 55m • 1 change
11:37 AM → 5:21 PM
5h 43m • 1 change
Show more

Frequently asked questions

Want to know about travelling from Colwyn Bay to Carmarthen? 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.