Eastbound - Platform 1
| Arnos Grove | missed it |
| Arnos Grove | 4:30 mins |
| Cockfosters | 8:30 mins |
| Cockfosters | 14:30 mins |
| Arnos Grove | 18:30 mins |
| Cockfosters | 20:30 mins |
| Cockfosters | 24:30 mins |
Westbound - Platform 2
| Rayners Lane | 3:30 mins |
| Heathrow Terminal 5 | 7:30 mins |
| Heathrow Terminal 4 | 11:30 mins |
| Uxbridge | 13:30 mins |
| Heathrow Terminal 5 | 16:30 mins |
| Heathrow Terminal 4 | 23:29 mins |
| Rayners Lane | 27:29 mins |