Westbound - Platform 1
| Cockfosters | now |
| Heathrow Terminal 4 | 13:45 mins |
| Heathrow Terminal 4 | 29:46 mins |
Platform 1
| Heathrow Terminal 4 | 7:23 mins |
| Heathrow Terminal 4 | 37:23 mins |
| Heathrow Terminal 4 | 67:23 mins |
Platform Unknown
| Heathrow Terminal 4 | 82:23 mins |
| Heathrow Terminal 4 | 97:23 mins |
| Heathrow Terminal 4 | 112:23 mins |