| Location | Planned | Expected |
|---|---|---|
| London Euston | 18:39 | |
| Harrow & Wealdstone | 18:51 | |
| Bushey | 18:56 | |
| Watford Junction | 19:00 | |
| Kings Langley | 19:05 | |
| Apsley | 19:09 | |
| Hemel Hempstead | 19:12 | |
| Berkhamsted | 19:17 | |
| Tring | 19:22 | |
| Cheddington | 19:27 | |
| Leighton Buzzard | 19:32 | |
| Bletchley | 19:39 | |
| Milton Keynes Central | 19:46 |