| Sutton (London) | 23:18 | On time |
| Carshalton | 23:21 | On time |
| Hackbridge | 23:24 | On time |
| Mitcham Junction | 23:27 | On time |
| Mitcham Eastfields | 23:30 | On time |
| Streatham | 23:35 | On time |
| Tulse Hill | 23:40 | On time |
| Herne Hill | 23:44 | On time |
| Loughborough Junction | 23:47 | On time |
| Elephant & Castle | 23:51 | 00:04 |
| London Blackfriars | 00:02 | 00:14 |
| Farringdon | 00:06 | 00:19 |
| London St Pancras (Intl) | 00:11 | 00:23 |
| West Hampstead Thameslink | 00:19 | |
| Brent Cross West | 00:22 | |
| St Albans | 00:37 | |
| Harpenden | 00:44 | |
| Luton Airport Parkway | 00:51 | |
| Luton | 00:54 | |
| Leagrave | 00:58 | |
| Harlington | 01:03 | |
| Flitwick | 01:07 | |
| Bedford | 01:22 | |