| Location | Planned | Expected |
|---|---|---|
| Letchworth Garden City | 15:27 | 15:37 |
| Hitchin | 15:33 | 15:44 |
| Stevenage | 15:39 | 15:49 |
| Knebworth | 15:42 | 15:53 |
| Welwyn North | 15:46 | 15:58 |
| Welwyn Garden City | 15:52 | 16:01 |
| Hatfield | 15:56 | 16:05 |
| Potters Bar | 16:01 | 16:11 |
| Alexandra Palace | 16:10 | 16:20 |
| Finsbury Park | 16:15 | 16:26 |
| London Kings Cross | 16:24 | 16:31 |