| Location | Planned | Expected |
|---|---|---|
| Aylesbury Vale Parkway | 12:40 | On time |
| Aylesbury | 12:45 | On time |
| Stoke Mandeville | 12:50 | On time |
| Wendover | 12:54 | On time |
| Great Missenden | 13:00 | 13:02 |
| Amersham | 13:08 | On time |
| Chalfont & Latimer | 13:12 | 13:14 |
| Chorleywood | 13:17 | 13:19 |
| Rickmansworth | 13:23 | |
| Harrow-on-the-Hill | 13:34 | |
| London Marylebone | 13:50 |