| Location | Planned | Expected |
|---|---|---|
| London Kings Cross | 17:27 | 17:46 |
| Finsbury Park | 17:33 | 17:56 |
| Alexandra Palace | 17:37 | 18:01 |
| Potters Bar | 17:45 | 18:11 |
| Hatfield | 17:52 | 18:20 |
| Welwyn Garden City | 17:57 | 18:26 |
| Welwyn North | 18:00 | 18:29 |
| Knebworth | 18:04 | 18:33 |
| Stevenage | 18:08 | |
| Hitchin | 18:14 | |
| Letchworth Garden City | 18:21 |