On weekdays the first train departs Carmarthen at 04:49 arriving at Johnston at 05:39. The last train departs Carmarthen at 23:01 arriving at Johnston at 23:52.
Journey Time
The average journey time between Carmarthen and Johnston is 48 minutes.
Calling Points
Trains operated by Transport for Wales (AW) call at Whitland, Clunderwen, Clarbeston Road and Haverfordwest.