| Location | Planned | Expected |
|---|---|---|
| Aylesbury | 16:45 | On time |
| Stoke Mandeville | 16:50 | On time |
| Wendover | 16:54 | On time |
| Great Missenden | 17:00 | On time |
| Amersham | 17:08 | On time |
| Chalfont & Latimer | 17:12 | No report |
| Chorleywood | 17:15 | |
| Rickmansworth | 17:20 | No report |
| Harrow-on-the-Hill | 17:31 | |
| London Marylebone | 17:52 |