| Location | Planned | Expected |
|---|---|---|
| Milton Keynes Central | 03:30 | On time |
| Bletchley | 03:34 | On time |
| Leighton Buzzard | 03:44 | On time |
| Tring | 03:53 | On time |
| Berkhamsted | 03:58 | |
| Hemel Hempstead | 04:03 | |
| Apsley | 04:06 | |
| Kings Langley | 04:09 | |
| Watford Junction | 04:13 | |
| Bushey | 04:16 | |
| Harrow & Wealdstone | 04:22 | |
| London Euston | 04:36 |