| Location | Planned | Expected |
|---|---|---|
| Bedford | 04:13 | On time |
| Flitwick | 04:24 | On time |
| Harlington | 04:28 | On time |
| Leagrave | 04:34 | On time |
| Luton | 04:38 | On time |
| Luton Airport Parkway | 04:41 | On time |
| Harpenden | 04:47 | On time |
| St Albans | 04:53 | On time |
| West Hampstead Thameslink | 05:10 | 05:04 |
| London St Pancras (Intl) | 05:19 | 05:16 |
| Farringdon | 05:24 | On time |
| City Thameslink | 05:26 | On time |
| London Blackfriars | 05:28 | On time |
| London Bridge | 05:34 | On time |
| East Croydon | 05:48 | On time |
| Gatwick Airport | 06:04 | On time |
| Three Bridges | 06:09 | On time |
| Balcombe | 06:16 | On time |
| Haywards Heath | 06:21 | On time |
| Wivelsfield | 06:26 | |
| Burgess Hill | 06:28 | |
| Hassocks | 06:32 | |
| Preston Park | 06:38 | |
| Brighton | 06:43 |