| Planned | Expected | |
|---|---|---|
| Swansea | 18:23 | On time |
| Neath | 18:34 | On time |
| Port Talbot Parkway | 18:41 | On time |
| Bridgend | 18:54 | On time |
| Cardiff Central | 19:15 | 19:19 |
| Newport (South Wales) | 19:29 | 19:33 |
| Bristol Parkway | 19:53 | 19:57 |
| Swindon | 20:18 | 20:21 |
| Reading | 20:44 | 20:46 |
| London Paddington | 21:10 | 21:12 |