| Location | Planned | Expected |
|---|---|---|
| Aylesbury Vale Parkway | ||
| Aylesbury | 11:15 | |
| Stoke Mandeville | 11:20 | |
| Wendover | 11:24 | |
| Great Missenden | 11:30 | |
| Amersham | 11:37 | |
| Chalfont & Latimer | 11:42 | |
| Chorleywood | 11:47 | |
| Rickmansworth | 11:53 | |
| Harrow-on-the-Hill | 12:04 | |
| London Marylebone | 12:19 |