| Location | Planned | Expected |
|---|---|---|
| London Marylebone | 16:11 | On time |
| Harrow-on-the-Hill | 16:24 | On time |
| Rickmansworth | 16:34 | No report |
| Chorleywood | 16:39 | |
| Chalfont & Latimer | 16:43 | No report |
| Amersham | 16:47 | No report |
| Great Missenden | 16:55 | On time |
| Wendover | 17:01 | On time |
| Stoke Mandeville | 17:06 | On time |
| Aylesbury | 17:10 | On time |
| Aylesbury Vale Parkway | 17:18 | On time |