Operator: Great Western Railway
Calling Points:
| 19:06 | Slough | Delayed | exp 19:09 |
| 19:06 | Slough | Delayed | exp 19:09 |
| 19:26 | Slough | On time |
| 19:46 | Slough | On time |
| 20:06 | Slough | On time |
| 20:26 | Slough | On time |
| 20:46 | Slough | On time |
| 21:06 | Slough | On time |