| Westbound - Platform 4 | Heathrow Terminal 4 Underground Station | 6 |
| Westbound - Platform 4 | Heathrow Terminal 5 Underground Station | 3 |
| Eastbound - Platform 1 | Cockfosters Underground Station | 7 |
| Eastbound - Platform 1 | Cockfosters Underground Station | 21 |
| Eastbound - Platform 1 | Arnos Grove Underground Station | 10 |
| Eastbound - Platform 1 | Arnos Grove Underground Station | 3 |
| Eastbound - Platform 1 | Arnos Grove Underground Station | 25 |
| Eastbound - Platform 1 | Arnos Grove Underground Station | 27 |