Westbound - Platform 1
| Heathrow Terminal 5 | 5:01 mins |
| Heathrow Terminal 4 | 15:01 mins |
| Heathrow Terminal 5 | 16:01 mins |
| Heathrow Terminal 4 | 22:00 mins |
| Heathrow Terminal 5 | 29:00 mins |
Eastbound - Platform 2
| Arnos Grove | 3:30 mins |
| Cockfosters | 9:00 mins |
| Cockfosters | 17:00 mins |