| Planned | Expected | |
|---|---|---|
| London Marylebone | ||
| Gerrards Cross | 20:57 | On time |
| Beaconsfield | 21:03 | On time |
| High Wycombe | 21:11 | On time |
| Princes Risborough | 21:20 | On time |
| Haddenham & Thame Parkway | 21:27 | On time |
| Bicester Village | 21:40 | On time |
| Oxford Parkway | 21:50 | On time |
| Oxford | 21:57 | On time |