Westbound - Platform 1
| Heathrow Terminal 4 | 5:29 mins |
| Heathrow Terminal 4 | 14:29 mins |
| Heathrow Terminal 5 | 15:29 mins |
| Heathrow Terminal 5 | 16:29 mins |
| Heathrow Terminal 4 | 19:29 mins |
| Heathrow Terminal 5 | 23:29 mins |
Eastbound - Platform 2
| Cockfosters | 29 secs |