| Location | Planned | Expected |
|---|---|---|
| London Kings Cross | 05:27 | On time |
| Finsbury Park | 05:33 | On time |
| Alexandra Palace | 05:38 | On time |
| Potters Bar | 05:46 | On time |
| Hatfield | 05:52 | On time |
| Welwyn Garden City | 05:58 | On time |
| Welwyn North | 06:01 | On time |
| Knebworth | 06:05 | On time |
| Stevenage | 06:09 | On time |
| Hitchin | 06:14 | On time |
| Letchworth Garden City | 06:19 | On time |
| Baldock | 06:23 | On time |
| Ashwell & Morden | 06:28 | On time |
| Royston | 06:32 | 06:34 |
| Meldreth | 06:37 | On time |
| Shepreth | 06:41 | On time |
| Foxton | 06:43 | On time |
| Cambridge | 06:54 | 06:51 |