| Location | Planned | Expected |
|---|---|---|
| Aylesbury Vale Parkway | 14:13 | On time |
| Aylesbury | 14:18 | On time |
| Stoke Mandeville | 14:23 | On time |
| Wendover | 14:27 | On time |
| Great Missenden | 14:33 | On time |
| Amersham | 14:41 | On time |
| Chalfont & Latimer | 14:45 | |
| Chorleywood | 14:48 | |
| Rickmansworth | 14:53 | |
| Harrow-on-the-Hill | 15:04 | |
| London Marylebone | 15:20 |