| Location | Planned | Expected |
|---|---|---|
| Aylesbury Vale Parkway | 21:13 | On time |
| Aylesbury | 21:18 | On time |
| Stoke Mandeville | 21:23 | On time |
| Wendover | 21:27 | On time |
| Great Missenden | 21:33 | On time |
| Amersham | 21:40 | On time |
| Chalfont & Latimer | 21:45 | On time |
| Chorleywood | 21:48 | On time |
| Rickmansworth | 21:53 | On time |
| Harrow-on-the-Hill | 22:04 | No report |
| London Marylebone | 22:19 | On time |