| Planned | Expected | |
|---|---|---|
| London Kings Cross | 17:57 | On time |
| Finsbury Park | 18:03 | On time |
| Alexandra Palace | 18:08 | On time |
| Potters Bar | 18:16 | On time |
| Hatfield | 18:22 | On time |
| Welwyn Garden City | 18:28 | On time |
| Welwyn North | 18:30 | 18:32 |
| Knebworth | 18:34 | On time |
| Stevenage | 18:38 | On time |
| Hitchin | 18:43 | On time |
| Letchworth Garden City | 18:49 | 18:52 |
| Baldock | 18:53 | 18:56 |
| Ashwell & Morden | 18:58 | 19:01 |
| Royston | 19:02 | 19:06 |
| Meldreth | 19:06 | 19:08 |
| Shepreth | 19:10 | 19:12 |
| Foxton | 19:12 | 19:15 |
| Cambridge | 19:23 | On time |