| Planned | Expected | |
|---|---|---|
| London Kings Cross | 19:57 | On time |
| Finsbury Park | 20:03 | On time |
| Alexandra Palace | 20:08 | On time |
| Potters Bar | 20:16 | 20:18 |
| Hatfield | 20:22 | 20:24 |
| Welwyn Garden City | 20:28 | On time |
| Welwyn North | 20:30 | On time |
| Knebworth | 20:34 | On time |
| Stevenage | 20:38 | On time |
| Hitchin | 20:43 | On time |
| Letchworth Garden City | 20:50 | On time |