| Location | Planned | Expected |
|---|---|---|
| London Kings Cross | 00:36 | On time |
| Finsbury Park | 00:43 | On time |
| Alexandra Palace | 00:50 | On time |
| Stevenage | 01:17 | 01:28 |
| Hitchin | 01:25 | 01:33 |
| Letchworth Garden City | 01:31 | 01:39 |
| Baldock | 01:34 | 01:42 |
| Ashwell & Morden | 01:39 | 01:47 |
| Royston | 01:49 | 01:53 |