On weekdays the first train departs Cathays at 05:36 arriving at Merthyr Tydfil at 06:34. The last train departs Cathays at 23:02 arriving at Merthyr Tydfil at 23:59.
Journey Time
The average journey time between Cathays and Merthyr Tydfil is 57 minutes.
Calling Points
Trains operated by Transport for Wales (AW) call at Llandaf, Radyr, Taffs Well, Trefforest Estate, Trefforest, Pontypridd, Abercynon, Quakers Yard, Merthyr Vale, Troed-y-rhiw and Pentre-bach.