| Planned | Expected | |
|---|---|---|
| London Kings Cross | 11:27 | On time |
| Finsbury Park | 11:33 | On time |
| Alexandra Palace | 11:38 | On time |
| Potters Bar | 11:46 | On time |
| Hatfield | 11:52 | On time |
| Welwyn Garden City | 11:58 | On time |
| Welwyn North | 12:00 | 12:02 |
| Knebworth | 12:04 | 12:06 |
| Stevenage | 12:08 | 12:10 |
| Hitchin | 12:14 | 12:16 |
| Letchworth Garden City | 12:20 | 12:21 |
| Baldock | 12:23 | On time |
| Royston | 12:32 | On time |
| Meldreth | 12:35 | On time |
| Shepreth | 12:39 | On time |
| Foxton | 12:41 | On time |
| Cambridge | 12:53 | 12:50 |