| Planned | Expected | |
|---|---|---|
| London Kings Cross | 10:27 | On time |
| Finsbury Park | 10:33 | On time |
| Alexandra Palace | 10:38 | On time |
| Potters Bar | 10:46 | On time |
| Hatfield | 10:52 | On time |
| Welwyn Garden City | 10:58 | On time |
| Welwyn North | 11:00 | On time |
| Knebworth | 11:04 | On time |
| Stevenage | 11:08 | On time |
| Hitchin | 11:14 | On time |
| Letchworth Garden City | 11:20 | On time |
| Baldock | 11:23 | On time |
| Royston | 11:32 | On time |
| Meldreth | 11:35 | On time |
| Shepreth | 11:39 | On time |
| Foxton | 11:41 | On time |
| Cambridge | 11:53 | On time |