| Location | Planned | Expected |
|---|---|---|
| London Kings Cross | 15:36 | On time |
| Finsbury Park | 15:42 | On time |
| Alexandra Palace | 15:47 | On time |
| Potters Bar | 15:56 | On time |
| Hatfield | 16:02 | On time |
| Welwyn Garden City | 16:10 | On time |
| Welwyn North | 16:12 | On time |
| Knebworth | 16:16 | On time |
| Stevenage | 16:20 | On time |
| Hitchin | 16:25 | On time |
| Letchworth Garden City | 16:31 | On time |
| Baldock | 16:34 | On time |
| Ashwell & Morden | 16:39 | On time |
| Royston | 16:44 | On time |
| Meldreth | 16:48 | On time |
| Shepreth | 16:52 | On time |
| Foxton | 16:54 | On time |
| Cambridge | 17:07 | 17:03 |