| Planned | Expected | |
|---|---|---|
| London Kings Cross | 18:57 | On time |
| Finsbury Park | 19:03 | On time |
| Alexandra Palace | 19:08 | On time |
| Potters Bar | 19:16 | On time |
| Hatfield | 19:22 | On time |
| Welwyn Garden City | 19:28 | On time |
| Welwyn North | 19:30 | On time |
| Knebworth | 19:34 | On time |
| Stevenage | 19:38 | 19:41 |
| Hitchin | 19:43 | 19:46 |
| Letchworth Garden City | 19:50 | On time |