Westbound - Platform 1
| Cockfosters | missed it |
| Heathrow Terminal 4 | 6:28 mins |
| Heathrow Terminal 4 | 23:28 mins |
1
2
Platform 2
| Heathrow Terminal 4 | 1:35 mins |
| Heathrow Terminal 4 | 31:35 mins |
| Heathrow Terminal 4 | 61:35 mins |
Platform Unknown
| Heathrow Terminal 4 | 76:35 mins |
| Heathrow Terminal 4 | 91:35 mins |
| Heathrow Terminal 4 | 106:35 mins |