Swansea to Llanfairpwllgwyngyll Trains

Swansea to Llanfairpwllgwyngyll trains

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Trip Overview

The average train between Swansea and Llanfairpwllgwyngyll takes 5h 35m and the fastest train takes 5h 13m. The train service runs several times per day from Swansea to Llanfairpwllgwyngyll. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

5h 35m
Duration: 267 mi
Distance: £134
Average price: Every 4 hours
Frequency

Train

best

Take the train from Swansea to Cardiff Centraltrain Swansea - Cardiff Central / ...
Take the train from Cardiff Central to Llanfairpwlltrain Cardiff Central - Holyhead

6h 27m

£108–188

Swansea to Llanfairpwllgwyngyll train times

Trains run every 4 hours between Swansea and Llanfairpwllgwyngyll. The earliest departure is at 3:46 AM at night, and the last departure from Swansea is at 6:23 PM which arrives into Llanfairpwllgwyngyll at 12:25 AM. All services require a transfer, and take on average 5h 35m. The schedules shown below are for the next available departures.

Departing Wednesday, August 19, 2026

10:22 AM → 3:40 PM
5h 18m • 1 change
12:22 PM → 5:40 PM
5h 18m • 1 change
2:22 PM → 7:40 PM
5h 18m • 1 change
6:23 PM → 12:25 AM
Arrives next day
6h 2m • 1 change

Departing Thursday, August 20, 2026

3:46 AM → 9:43 AM
5h 57m • 1 change
5:57 AM → 11:44 AM
5h 47m • 1 change
8:23 AM → 1:36 PM
5h 13m • 1 change
10:22 AM → 3:40 PM
5h 18m • 1 change
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Departing Friday, August 21, 2026

3:46 AM → 9:43 AM
5h 57m • 1 change
5:57 AM → 11:44 AM
5h 47m • 1 change
8:23 AM → 1:36 PM
5h 13m • 1 change
10:22 AM → 3:40 PM
5h 18m • 1 change
Show more

Departing Saturday, August 22, 2026

3:56 AM → 9:41 AM
5h 45m • 1 change
6:23 AM → 11:40 AM
5h 17m • 1 change
8:22 AM → 1:42 PM
5h 20m • 1 change
10:23 AM → 3:40 PM
5h 17m • 1 change
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Departing Sunday, August 23, 2026

2:22 PM → 7:56 PM
5h 34m • 1 change
3:35 PM → 9:58 PM
6h 23m • 1 change

Departing Monday, August 24, 2026

3:46 AM → 9:43 AM
5h 57m • 1 change
5:57 AM → 11:44 AM
5h 47m • 1 change
8:23 AM → 1:36 PM
5h 13m • 1 change
10:22 AM → 3:40 PM
5h 18m • 1 change
Show more

Departing Tuesday, August 25, 2026

3:46 AM → 9:43 AM
5h 57m • 1 change
5:57 AM → 11:44 AM
5h 47m • 1 change
8:23 AM → 1:36 PM
5h 13m • 1 change
10:22 AM → 3:40 PM
5h 18m • 1 change
Show more

Frequently asked questions

Want to know about travelling from Swansea to Llanfairpwllgwyngyll? 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.