Southbound - Platform 1
| Elephant & Castle | 4:27 mins |
Platform 1
| London Euston | 14:01 mins |
| London Euston | 29:01 mins |
Northbound - Platform 2
| Harrow & Wealdstone | 7:28 mins |
| Harrow & Wealdstone | 22:28 mins |
Platform 2
| Watford Junction | 13:01 mins |
| Watford Junction | 28:01 mins |