Operator: West Midlands Trains
Previous Calling Points:
| 20:09 | London Euston | On time |
| 20:23 | Harrow & Wealdstone | Unknown |
| 20:28 | Bushey | Unknown |
| 20:31 | Watford Junction | Unknown |
| 20:09 | London Euston | On time |
| 20:23 | Harrow & Wealdstone | Unknown |
| 20:28 | Bushey | Unknown |
| 20:31 | Watford Junction | Unknown |
| 20:00 | Milton Keynes Central | On time | |
| 20:05 | Bletchley | Delayed | actual 20:08 |
| 20:12 | Leighton Buzzard | Delayed | actual 20:14 |
| 20:17 | Cheddington | Delayed | actual 20:19 |
| 20:23 | Tring | Unknown | |
| 20:28 | Berkhamsted | Unknown | |
| 20:33 | Hemel Hempstead | Unknown | |
| 20:36 | Apsley | Unknown |
| 20:39 | London Euston | Unknown |
| 20:51 | Harrow & Wealdstone | Unknown |
| 20:56 | Bushey | Unknown |
| 21:00 | Watford Junction | Unknown |
| 20:30 | Milton Keynes Central | Unknown |
| 20:35 | Bletchley | Unknown |
| 20:42 | Leighton Buzzard | Unknown |
| 20:47 | Cheddington | Unknown |
| 20:53 | Tring | Unknown |
| 20:58 | Berkhamsted | Unknown |
| 21:03 | Hemel Hempstead | Unknown |
| 21:06 | Apsley | Unknown |
| 21:06 | London Euston | Unknown |
| 21:18 | Harrow & Wealdstone | Unknown |
| 21:23 | Bushey | Unknown |
| 21:27 | Watford Junction | Unknown |
| 21:00 | Milton Keynes Central | Unknown |
| 21:05 | Bletchley | Unknown |
| 21:12 | Leighton Buzzard | Unknown |
| 21:17 | Cheddington | Unknown |
| 21:23 | Tring | Unknown |
| 21:28 | Berkhamsted | Unknown |
| 21:33 | Hemel Hempstead | Unknown |
| 21:36 | Apsley | Unknown |
| 21:24 | London Euston | Unknown |
| 21:36 | Harrow & Wealdstone | Unknown |
| 21:43 | Watford Junction | Unknown |
| 21:27 | Milton Keynes Central | Unknown |
| 21:32 | Bletchley | Unknown |
| 21:39 | Leighton Buzzard | Unknown |
| 21:44 | Cheddington | Unknown |
| 21:50 | Tring | Unknown |
| 21:55 | Berkhamsted | Unknown |
| 22:00 | Hemel Hempstead | Unknown |
| 22:03 | Apsley | Unknown |
| 21:53 | London Euston | Unknown |
| 22:05 | Harrow & Wealdstone | Unknown |
| 22:10 | Bushey | Unknown |
| 22:13 | Watford Junction | Unknown |