Eastbound - Platform 1
| Cockfosters | missed it |
| Arnos Grove | 3:41 mins |
| Cockfosters | 10:11 mins |
| Cockfosters | 14:11 mins |
| Arnos Grove | 17:11 mins |
| Cockfosters | 21:11 mins |
| Cockfosters | 27:11 mins |
| Arnos Grove | 28:11 mins |
Westbound - Platform 4
| Heathrow Terminal 4 | 5:11 mins |
| Heathrow Terminal 5 | 9:11 mins |