| Eastbound/Westbound - Platform 2/3 | Rayners Lane Underground Station | 0 |
| Westbound - Platform 4 | Heathrow Terminal 5 Underground Station | 0 |
| Westbound - Platform 4 | Heathrow Terminal 4 Underground Station | 5 |
| Eastbound - Platform 1 | Cockfosters Underground Station | 1 |
| Eastbound - Platform 1 | Cockfosters Underground Station | 14 |
| Eastbound - Platform 1 | Cockfosters Underground Station | 16 |
| Eastbound - Platform 1 | Cockfosters Underground Station | 21 |
| Eastbound - Platform 1 | Arnos Grove Underground Station | 10 |
| Eastbound - Platform 1 | Arnos Grove Underground Station | 29 |