| Location | Planned | Expected |
|---|---|---|
| London Kings Cross | 17:57 | On time |
| Finsbury Park | 18:03 | On time |
| Alexandra Palace | 18:07 | On time |
| Potters Bar | 18:16 | On time |
| Hatfield | 18:22 | On time |
| Welwyn Garden City | 18:28 | On time |
| Welwyn North | 18:30 | On time |
| Knebworth | 18:34 | On time |
| Stevenage | 18:39 | On time |
| Hitchin | 18:45 | On time |
| Letchworth Garden City | 18:50 | On time |
| Baldock | 18:53 | On time |
| Ashwell & Morden | 18:58 | On time |
| Royston | 19:04 | On time |