Westbound - Platform 1
| Heathrow Terminal 4 | 4:20 mins |
| Heathrow Terminal 4 | 19:20 mins |
| Heathrow Terminal 5 | 20:20 mins |
| Heathrow Terminal 4 | 24:21 mins |
| Heathrow Terminal 5 | 26:21 mins |
| Heathrow Terminal 4 | 28:21 mins |
Eastbound - Platform 2
| Cockfosters | 3:51 mins |
| Cockfosters | 6:20 mins |
| Cockfosters | 11:20 mins |
| Cockfosters | 18:20 mins |