| Location | Planned | Expected |
|---|---|---|
| London Paddington | 06:00 | On time |
| Ealing Broadway | 06:11 | On time |
| Southall | 06:16 | On time |
| Hayes & Harlington | 06:19 | On time |
| West Drayton | 06:23 | On time |
| Iver | 06:25 | On time |
| Langley | 06:28 | On time |
| Slough | 06:31 | On time |
| Burnham | 06:35 | On time |
| Taplow | 06:38 | On time |
| Maidenhead | 06:41 | On time |
| Twyford | 06:48 | |
| Reading | 06:55 |