Operator: Great Western Railway
Calling Points:
| 23:31 | Cardiff Central | On time |
| 23:31 | Cardiff Central | On time |
(2)
| 23:33 | Pye Corner | On time |
| 23:37 | Rogerstone | On time |
| 23:41 | Risca & Pontymister | On time |
| 23:46 | Crosskeys | On time |
| 23:54 | Newbridge | On time |
| 23:59 | Llanhilleth | On time |
| 00:09 | Ebbw Vale Parkway | On time |
| 00:14 | Ebbw Vale Town | On time |
| 23:45 | Cardiff Central | On time |
| 00:12 | Bridgend | On time |
| 00:24 | Port Talbot Parkway | On time |
(3)
| 23:45 | Cwmbran | On time |
| 23:50 | Pontypool & New Inn | On time |
| 00:04 | Abergavenny | On time |
| 23:57 | Cardiff Central | On time |
| 00:06 | Severn Tunnel Junction | On time |
| 00:21 | Patchway | On time |
| 00:25 | Filton Abbey Wood | On time |
| 00:30 | Stapleton Road | On time |
| 00:34 | Lawrence Hill | On time |
| 00:38 | Bristol Temple Meads | On time |
(3)
| 00:11 | Severn Tunnel Junction | On time |
| 00:14 | Caldicot | On time |
| 00:22 | Chepstow | On time |
| 00:31 | Lydney | On time |
| 00:54 | Gloucester | On time |
(2)
| 00:21 | Cardiff Central | On time |
(2)
| 00:26 | Cardiff Central | On time |
(2)
| 00:39 | Cardiff Central | On time |
(5)