| Location | Planned | Expected |
|---|---|---|
| Aylesbury Vale Parkway | ||
| Aylesbury | 10:15 | |
| Stoke Mandeville | 10:20 | |
| Wendover | 10:24 | |
| Great Missenden | 10:30 | |
| Amersham | 10:37 | |
| Chalfont & Latimer | 10:42 | |
| Chorleywood | 10:47 | |
| Rickmansworth | 10:53 | |
| Harrow-on-the-Hill | 11:04 | |
| London Marylebone | 11:19 |