| Location | Planned | Expected |
|---|---|---|
| Milton Keynes Central | ||
| Bletchley | 18:02 | 17:59 |
| Leighton Buzzard | 18:09 | On time |
| Cheddington | 18:14 | On time |
| Tring | 18:20 | On time |
| Berkhamsted | 18:25 | On time |
| Hemel Hempstead | 18:30 | |
| Apsley | 18:33 | |
| Kings Langley | 18:37 | |
| Watford Junction | 18:41 | |
| Bushey | 18:44 | |
| Harrow & Wealdstone | 18:50 | |
| London Euston | 19:03 |