Southbound - Platform 1
| Elephant & Castle | 3:07 mins |
Northbound - Platform 2
| Harrow & Wealdstone | 4:37 mins |
| Stonebridge Park | 8:37 mins |
| Stonebridge Park | 15:37 mins |
| Harrow & Wealdstone | 22:37 mins |
| Stonebridge Park | 27:37 mins |
Platform 2
| Watford Junction | 2:19 mins |
| Watford Junction | 15:19 mins |