| Location | Planned | Expected |
|---|---|---|
| London Kings Cross | ||
| Finsbury Park | 21:02 | 21:04 |
| Alexandra Palace | 21:07 | 21:09 |
| Potters Bar | 21:16 | On time |
| Hatfield | 21:22 | 21:24 |
| Welwyn Garden City | 21:26 | 21:28 |
| Welwyn North | 21:30 | On time |
| Knebworth | 21:34 | |
| Stevenage | 21:38 | |
| Hitchin | 21:43 | |
| Letchworth Garden City | 21:50 |