| Planned | Expected | |
|---|---|---|
| Oxford | 18:21 | On time |
| Oxford Parkway | 18:28 | On time |
| Bicester Village | 18:37 | On time |
| Haddenham & Thame Parkway | 18:50 | On time |
| Princes Risborough | 18:57 | On time |
| High Wycombe | 19:06 | On time |
| Beaconsfield | 19:13 | On time |
| Gerrards Cross | 19:19 | On time |
| London Marylebone | 19:39 | On time |