The average train between Swansea and Treherbert takes 2h 15m and the fastest train takes 2h 4m. There is an hourly train service from Swansea to Treherbert. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run hourly between Swansea and Treherbert. The earliest departure is at 5:29 AM in the morning, and the last departure from Swansea is at 9:28 PM which arrives into Treherbert at 12:06 AM. All services require a transfer, and take on average 2h 15m. The schedules shown below are for the next available departures.

2h 11m • 1 change

2h 11m • 1 change

2h 11m • 1 change

2h 6m • 1 change

2h 4m • 1 change

2h 6m • 1 change

2h 7m • 1 change

2h 9m • 1 change

2h 4m • 1 change

2h 6m • 1 change

2h 7m • 1 change

2h 9m • 1 change
Want to know about travelling from Swansea to Treherbert? 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.
No, there is no direct train from Swansea to Treherbert. However, there are services departing from Swansea station and arriving at Treherbert station via Cardiff Central. The journey, including transfers, takes approximately 2h 15m.
Swansea to Treherbert train services, operated by Great Western Railway (GWR), depart from Swansea station.
Swansea to Treherbert train services, operated by Great Western Railway (GWR), arrive at Treherbert station.
Book your Swansea to Treherbert train tickets online with Great Western Railway (GWR) and Transport for Wales.
The distance between Swansea and Treherbert is 28.8 km. The road distance is 110 km.
You can take a train from Swansea to Treherbert via Cardiff Central in around 2h 23m.