| Location | Planned | Expected |
|---|---|---|
| London Euston | 19:39 | On time |
| Harrow & Wealdstone | 19:51 | On time |
| Bushey | 19:56 | On time |
| Watford Junction | 20:00 | On time |
| Kings Langley | 20:05 | On time |
| Apsley | 20:08 | On time |
| Hemel Hempstead | 20:11 | On time |
| Berkhamsted | 20:16 | |
| Tring | 20:21 | |
| Cheddington | 20:27 | |
| Leighton Buzzard | 20:33 | |
| Bletchley | 20:39 | |
| Milton Keynes Central | 20:46 |