| Location | Planned | Expected |
|---|---|---|
| London Kings Cross | 18:57 | On time |
| Finsbury Park | 19:03 | On time |
| Alexandra Palace | 19:07 | On time |
| Potters Bar | 19:16 | 19:18 |
| Hatfield | 19:22 | 19:27 |
| Welwyn Garden City | 19:27 | 19:31 |
| Welwyn North | 19:31 | 19:35 |
| Knebworth | 19:35 | 19:40 |
| Stevenage | 19:39 | 19:44 |
| Hitchin | 19:44 | 19:49 |
| Letchworth Garden City | 19:51 | 19:54 |