This service has been delayed by a late running train being in front of this one
Operator: Chiltern Railways
Coaches:
(4)
(4)
Previous Calling Points:
| 18:11 | London Marylebone | On time | |
| 18:24 | Harrow-on-the-Hill | Delayed | actual 18:26 |
| 18:34 | Rickmansworth | Delayed | actual 18:40 |
| 18:39 | Chorleywood | Delayed | actual 18:45 |
| 18:43 | Chalfont & Latimer | Delayed | actual 18:50 |
| 18:48 | Amersham | Delayed | actual 18:54 |
| 18:55 | Great Missenden | Delayed | actual 19:01 |
| 19:02 | Wendover | Unknown |
