| Location | Planned | Expected |
|---|---|---|
| Welwyn Garden City | 23:30 | On time |
| Hatfield | 23:35 | On time |
| Welham Green | 23:38 | On time |
| Brookmans Park | 23:40 | On time |
| Potters Bar | 23:44 | On time |
| Hadley Wood | 23:47 | On time |
| New Barnet | 23:49 | On time |
| Oakleigh Park | 23:52 | On time |
| New Southgate | 23:55 | On time |
| Alexandra Palace | 23:58 | On time |
| Finsbury Park | 00:04 | On time |
| Drayton Park | 00:09 | On time |
| Highbury & Islington | 00:11 | On time |
| Essex Road | 00:14 | On time |
| Old Street | 00:17 | On time |
| Moorgate | 00:21 | On time |