| Location | Planned | Expected |
|---|---|---|
| London Euston | 11:39 | On time |
| Harrow & Wealdstone | 11:51 | On time |
| Bushey | 11:56 | On time |
| Watford Junction | 12:00 | On time |
| Kings Langley | 12:05 | On time |
| Apsley | 12:09 | On time |
| Hemel Hempstead | 12:12 | On time |
| Berkhamsted | 12:17 | On time |
| Tring | 12:22 | On time |
| Cheddington | 12:27 | On time |
| Leighton Buzzard | 12:32 | On time |
| Bletchley | 12:38 | On time |
| Milton Keynes Central | 12:45 | On time |