| Location | Planned | Expected |
|---|---|---|
| Aylesbury Vale Parkway | 18:40 | |
| Aylesbury | 18:45 | |
| Stoke Mandeville | 18:50 | |
| Wendover | 18:54 | |
| Great Missenden | 19:00 | |
| Amersham | 19:07 | |
| Chalfont & Latimer | 19:13 | |
| Chorleywood | 19:17 | |
| Rickmansworth | 19:21 | |
| Harrow-on-the-Hill | 19:32 | |
| London Marylebone | 19:49 |