| Location | Planned | Expected |
|---|---|---|
| London Euston | 13:09 | On time |
| Harrow & Wealdstone | 13:21 | 13:23 |
| Bushey | 13:26 | |
| Watford Junction | 13:30 | |
| Kings Langley | 13:35 | |
| Apsley | 13:39 | |
| Hemel Hempstead | 13:42 | |
| Berkhamsted | 13:46 | |
| Tring | 13:51 | |
| Cheddington | 13:57 | |
| Leighton Buzzard | 14:02 | |
| Bletchley | 14:08 | |
| Milton Keynes Central | 14:15 |