Swansea Station to Merthyr Tydfil Trains

Swansea Station to Merthyr Tydfil trains

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Trip Overview

The average train between Swansea Station and Merthyr Tydfil takes 2h 15m and the fastest train takes 1h 49m. There is an hourly train service from Swansea Station to Merthyr Tydfil. 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 15m
Duration: 70 mi
Distance: £35
Average price: Hourly
Frequency

Train

best

Take the train from Swansea to Cardiff Centraltrain Swansea - Cardiff Central / ...
Take the train from Cardiff Central to Merthyr Tydfiltrain Aberdare - Merthyr Tydfil / ...

2h 51m

£28–54

Swansea Station to Merthyr Tydfil train times

Trains run hourly between Swansea Station and Merthyr Tydfil. The earliest departure is at 3:46 AM at night, and the last departure from Swansea Station is at 9:23 PM which arrives into Merthyr Tydfil at 11:29 PM. All services require a transfer at Swansea and take an average of 2h 15m. The schedules shown below are for the next available departures.

Departing Tuesday, August 18, 2026

5:51 PM → 8:03 PM
2h 12m • 1 change
6:23 PM → 8:33 PM
2h 10m • 1 change
6:50 PM → 9:03 PM
2h 13m • 1 change
7:19 PM → 9:33 PM
2h 14m • 1 change
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Departing Wednesday, August 19, 2026

3:46 AM → 6:33 AM
2h 47m • 1 change
4:59 AM → 7:03 AM
2h 4m • 1 change
5:29 AM → 7:33 AM
2h 4m • 1 change
5:57 AM → 8:03 AM
2h 6m • 1 change
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Departing Thursday, August 20, 2026

3:46 AM → 6:33 AM
2h 47m • 1 change
4:59 AM → 7:03 AM
2h 4m • 1 change
5:29 AM → 7:33 AM
2h 4m • 1 change
5:57 AM → 8:03 AM
2h 6m • 1 change
Show more

Frequently asked questions

Want to know about travelling from Swansea Station to Merthyr Tydfil? 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.