Westbound - Platform 1
| Heathrow Terminal 5 | 41 secs |
| Heathrow Terminal 5 | 6:41 mins |
| Heathrow Terminal 4 | 12:41 mins |
| Heathrow Terminal 5 | 16:41 mins |
| Heathrow Terminal 4 | 24:41 mins |
| Heathrow Terminal 5 | 29:41 mins |
Eastbound - Platform 2
| Cockfosters | 2:41 mins |
| Cockfosters | 6:41 mins |
| Cockfosters | 11:41 mins |
| Cockfosters | 16:41 mins |