The average train between Cwmbran and Mountain Ash takes 1h 57m and the fastest train takes 1h 19m. There is a train service every few hours from Cwmbran to Mountain Ash. 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 Cwmbran and Mountain Ash. The earliest departure is at 1:02 AM at night, and the last departure from Cwmbran is at 9:26 PM which arrives into Mountain Ash at 11:31 PM. All services require a transfer, and take on average 1h 57m. The schedules shown below are for the next available departures.

1h 51m • 1 change

1h 44m • 1 change

1h 38m • 1 change

1h 39m • 1 change

5h 59m • 1 change

1h 25m • 1 change

1h 44m • 1 change

1h 44m • 1 change

5h 59m • 1 change

1h 25m • 1 change

1h 44m • 1 change

1h 44m • 1 change
Want to know about travelling from Cwmbran to Mountain Ash? 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 Cwmbran to Mountain Ash. However, there are services departing from Cwmbran station and arriving at Mountain Ash station via Cardiff Central. The journey, including transfers, takes approximately 1h 57m.
Cwmbran to Mountain Ash train services, operated by Transport for Wales, depart from Cwmbran station.
Cwmbran to Mountain Ash train services, operated by Transport for Wales, arrive at Mountain Ash station.
Book your Cwmbran to Mountain Ash train tickets online with Transport for Wales.
The distance between Cwmbran and Mountain Ash is 24.6 km. The road distance is 61 km.
You can take a train from Cwmbran to Mountain Ash via Cardiff Central in around 1h 40m.