| Planned | Expected | |
|---|---|---|
| London Kings Cross | 12:57 | On time |
| Finsbury Park | 13:03 | On time |
| Alexandra Palace | 13:07 | On time |
| Potters Bar | 13:16 | On time |
| Hatfield | 13:22 | 13:24 |
| Welwyn Garden City | 13:26 | 13:29 |
| Welwyn North | 13:30 | 13:33 |
| Knebworth | 13:34 | 13:38 |
| Stevenage | 13:38 | 13:43 |
| Hitchin | 13:43 | 13:49 |
| Letchworth Garden City | 13:50 | 13:55 |