| Abbey Wood | 12:17 | On time |
| Woolwich (Elizabeth line) | 12:20 | On time |
| Custom House | 12:24 | On time |
| Canary Wharf (Elizabeth line) | 12:28 | On time |
| Whitechapel | 12:32 | On time |
| London Liverpool Street | 12:35 | On time |
| Farringdon | 12:38 | On time |
| Tottenham Court Road | 12:41 | On time |
| Bond Street | 12:43 | On time |
| London Paddington | 12:47 | On time |
| Ealing Broadway | 12:56 | On time |
| Southall | 13:01 | On time |
| Hayes & Harlington | 13:05 | On time |
| West Drayton | 13:08 | On time |
| Langley | 13:12 | On time |
| Slough | 13:17 | 13:14 |
| Burnham | 13:21 | On time |
| Taplow | 13:24 | On time |
| Maidenhead | 13:27 | On time |
| Twyford | 13:34 | On time |
| Reading | 13:43 | 13:39 |