| Location | Planned | Expected |
|---|---|---|
| London Kings Cross | 14:57 | On time |
| Finsbury Park | 15:03 | On time |
| Alexandra Palace | 15:08 | On time |
| Potters Bar | 15:16 | On time |
| Hatfield | 15:22 | On time |
| Welwyn Garden City | 15:28 | On time |
| Welwyn North | 15:30 | On time |
| Knebworth | 15:34 | On time |
| Stevenage | 15:38 | On time |
| Hitchin | 15:43 | On time |
| Letchworth Garden City | 15:49 | On time |
| Baldock | 15:53 | On time |
| Royston | 16:01 | On time |
| Meldreth | 16:05 | On time |
| Shepreth | 16:09 | On time |
| Foxton | 16:11 | On time |
| Cambridge | 16:22 | 16:18 |