| Planned | Expected | |
|---|---|---|
| London Euston | 17:09 | 17:11 |
| Harrow & Wealdstone | 17:21 | 17:24 |
| Bushey | 17:27 | 17:29 |
| Watford Junction | 17:30 | 17:34 |
| Kings Langley | 17:35 | 17:39 |
| Apsley | 17:39 | 17:43 |
| Hemel Hempstead | 17:42 | 17:46 |
| Berkhamsted | 17:47 | 17:51 |
| Tring | 17:52 | 17:56 |
| Cheddington | 17:57 | 18:01 |
| Leighton Buzzard | 18:02 | 18:07 |
| Bletchley | 18:09 | 18:13 |
| Milton Keynes Central | 18:16 | 18:19 |