Westbound - Platform 1
| Heathrow Terminal 4 | 3:30 mins |
| Rayners Lane | 6:30 mins |
| Heathrow Terminal 5 | 9:30 mins |
| Uxbridge | 16:30 mins |
| Heathrow Terminal 4 | 21:30 mins |
| Heathrow Terminal 5 | 25:30 mins |
| Heathrow Terminal 4 | 28:30 mins |
Eastbound - Platform 2
| Cockfosters | 3:00 mins |
| Cockfosters | 6:31 mins |
| Cockfosters | 13:31 mins |
| Arnos Grove | 15:31 mins |
| Cockfosters | 17:31 mins |
| Cockfosters | 19:31 mins |
| Cockfosters | 22:31 mins |
| Cockfosters | 28:31 mins |
Southbound - Platform 3
Northbound - Platform 4
| High Barnet | 3:00 mins |
| High Barnet | 12:30 mins |
| High Barnet | 14:30 mins |