| Location | Planned | Expected |
|---|---|---|
| Moorgate | 18:50 | 18:55 |
| Old Street | 18:53 | 18:58 |
| Essex Road | 18:56 | 19:01 |
| Highbury & Islington | 18:58 | 19:03 |
| Drayton Park | 19:01 | 19:05 |
| Finsbury Park | 19:05 | 19:07 |
| Harringay | 19:07 | 19:10 |
| Hornsey | 19:09 | 19:12 |
| Alexandra Palace | 19:12 | 19:14 |
| New Southgate | 19:15 | On time |
| Oakleigh Park | 19:18 | On time |
| New Barnet | 19:20 | 19:22 |
| Hadley Wood | 19:23 | On time |
| Potters Bar | 19:26 | On time |
| Brookmans Park | 19:30 | On time |
| Welham Green | 19:32 | On time |
| Hatfield | 19:35 | On time |
| Welwyn Garden City | 19:40 | On time |