Swansea to Treharris Trains

Trip Overview

The average train between Swansea and Treharris takes 1h 56m and the fastest train takes 1h 44m. There is an hourly train service from Swansea to Treharris. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

1h 56m
Duration: 63 mi
Distance: £30
Average price: Hourly
Frequency

Train

best

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

2h 17m

£20–44

Swansea to Treharris train times

Trains run hourly between Swansea and Treharris. The earliest departure is at 3:46 AM at night, and the last departure from Swansea is at 10:32 PM which arrives into Treharris at 12:45 AM. All services require a transfer, and take on average 1h 56m. The schedules shown below are for the next available departures.

Departing Sunday, October 25, 2026

7:24 PM → 9:10 PM
1h 46m • 1 change
8:20 PM → 10:07 PM
1h 47m • 1 change

Departing Monday, October 26, 2026

3:46 AM → 6:14 AM
2h 28m • 1 change
4:59 AM → 6:44 AM
1h 45m • 1 change
5:29 AM → 7:14 AM
1h 45m • 1 change
5:57 AM → 7:44 AM
1h 47m • 1 change
Show more

Departing Tuesday, October 27, 2026

3:46 AM → 6:14 AM
2h 28m • 1 change
4:59 AM → 6:44 AM
1h 45m • 1 change
5:29 AM → 7:14 AM
1h 45m • 1 change
5:57 AM → 7:44 AM
1h 47m • 1 change
Show more

Departing Wednesday, October 28, 2026

3:46 AM → 6:14 AM
2h 28m • 1 change
4:59 AM → 6:44 AM
1h 45m • 1 change
5:29 AM → 7:14 AM
1h 45m • 1 change
5:57 AM → 7:44 AM
1h 47m • 1 change
Show more

Departing Thursday, October 29, 2026

3:46 AM → 6:14 AM
2h 28m • 1 change
4:59 AM → 6:44 AM
1h 45m • 1 change
5:29 AM → 7:14 AM
1h 45m • 1 change
5:57 AM → 7:44 AM
1h 47m • 1 change
Show more

Departing Friday, October 30, 2026

3:46 AM → 6:14 AM
2h 28m • 1 change
4:59 AM → 6:44 AM
1h 45m • 1 change
5:29 AM → 7:14 AM
1h 45m • 1 change
5:57 AM → 7:44 AM
1h 47m • 1 change
Show more

Departing Saturday, October 31, 2026

3:56 AM → 6:14 AM
2h 18m • 1 change
5:25 AM → 7:14 AM
1h 49m • 1 change
5:52 AM → 7:44 AM
1h 52m • 1 change
6:23 AM → 8:14 AM
1h 51m • 1 change
Show more

Frequently asked questions

Want to know about travelling from Swansea to Treharris? 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.