On weekdays the first train departs Johnston at 06:02 arriving at Carmarthen at 06:49. The last train departs Johnston at 23:34 arriving at Carmarthen at 00:24.
Journey Time
The average journey time between Johnston and Carmarthen is 48 minutes.
Calling Points
Trains operated by Transport for Wales (AW) call at Haverfordwest, Clarbeston Road, Clunderwen and Whitland.