Carmarthen to Swansea TimetableSummer 2026 (until Saturday 12th December unless otherwise indicated - see service detail)
Monday to Friday AW 04:37 05:24
AW 05:32 06:21
AW 06:52 07:39
GW 07:23 08:13
AW 07:57 08:47
AW 08:30 09:17
GW 09:21 10:07
AW 09:58 10:49
AW 10:24 11:13
GW 11:27 12:13
AW 11:59 12:50
AW 12:30 13:13
AW 12:56 13:43
AW 13:54 14:44
GW 14:20 15:05
AW 14:33 15:17
AW 14:55 15:41
AW 16:04 16:54
GW 16:19 17:08
AW 16:33 17:17
AW 16:56 17:48
AW 📅 17:57 18:46
AW 📅 17:57 18:46
GW 18:20 19:09
AW 18:32 19:16
AW 18:57 19:51
AW 20:00 20:49
GW 📅 20:20 21:07
GW 📅 20:20 21:07
GW 📅 20:20 21:07
AW 📅 20:31 21:19
AW 📅 20:31 21:19
AW 📅 21:40 22:30
AW 📅 21:40 22:30
AW 📅 22:41 23:29
AW 📅 22:43 23:32
Saturday AW 04:37 05:20
AW 05:28 06:18
AW 06:53 07:43
GW 07:24 08:14
AW 07:57 08:47
AW 08:30 09:18
AW 08:55 09:48
GW 09:30 10:15
AW 09:57 10:48
AW 10:30 11:15
AW 11:01 11:50
GW 11:30 12:16
AW 11:52 12:44
AW 12:33 13:15
AW 13:06 13:51
GW 13:30 14:15
AW 13:56 14:47
AW 14:32 15:16
AW 14:54 15:40
GW 15:28 16:13
AW 15:56 16:46
GW 16:29 17:14
AW 16:40 17:25
AW 16:56 17:48
GW 17:30 18:15
AW 18:05 18:54
AW 18:33 19:16
AW 18:54 19:46
GW 19:19 20:04
AW 19:55 20:45
AW 20:39 21:32
AW 21:34 22:24
AW 22:39 23:27
Sunday AW 08:35 09:16
AW 09:34 10:17
AW 09:48 10:38
AW 10:34 11:18
AW 10:54 11:44
GW 11:25 12:11
AW 12:31 13:17
AW 12:58 13:46
GW 14:15 15:05
AW 14:28 15:14
AW 15:08 15:57
GW 16:30 17:14
AW 16:41 17:33
AW 17:44 18:34
GW 19:20 20:12
AW 20:41 21:35
AW 21:15 21:59
AW 22:34 23:24
Train Operators AW
GW
📅
Does not run daily or interim schedule
First and Last Service
On weekdays the first train departs Carmarthen at 04:37 arriving at Swansea at 05:24. The last train departs Carmarthen at 22:43 arriving at Swansea at 23:32. Journey Time
On trains operated by Transport for Wales (AW) the average journey time is 48 minutes. On trains operated by Great Western Railway (GW) the average journey time is 46 minutes. The overall average journey time between Carmarthen and Swansea is 47 minutes. Popular journeys from Carmarthen Popular journeys from Swansea Timetable data under licence from RSP / Rail Delivery Group