The average train between Swansea and Treherbert takes 2h 14m 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 5:25 AM in the morning, and the last departure from Swansea is at 10:32 PM which arrives into Treherbert at 1:35 AM. All services require a transfer, and take on average 2h 14m. The schedules shown below are for the next available departures.

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2h 34m • 1 changeWant 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 station. The journey, including transfers, takes approximately 2h 14m.
Swansea to Treherbert train services, operated by Transport for Wales, depart from Swansea station.
Swansea to Treherbert train services, operated by Transport for Wales, arrive at Treherbert station.
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The distance between Swansea and Treherbert is 28.8 km. The road distance is 49 km.
You can take a train from Swansea to Treherbert via Cardiff Central in around 2h 24m.