Northbound - Platform 1
| Harrow & Wealdstone | 9:25 mins |
| Harrow & Wealdstone | 20:25 mins |
1
Platform 1
| Watford Junction | 13:25 mins |
| Watford Junction | 18:13 mins |
| Watford Junction | 30:19 mins |
| Watford Junction | 38:19 mins |
Platform 2
| London Euston | 15:19 mins |
| London Euston | 28:19 mins |