| Location | Planned | Expected |
|---|---|---|
| Bedford | 04:43 | On time |
| Flitwick | 04:54 | On time |
| Harlington | 04:58 | On time |
| Leagrave | 05:04 | On time |
| Luton | 05:08 | On time |
| Luton Airport Parkway | 05:11 | On time |
| Harpenden | 05:17 | On time |
| St Albans | 05:23 | On time |
| West Hampstead Thameslink | 05:40 | On time |
| London St Pancras (Intl) | 05:50 | On time |
| Farringdon | 05:54 | On time |
| City Thameslink | 05:56 | On time |
| London Blackfriars | 05:59 | On time |
| London Bridge | 06:05 | On time |
| East Croydon | 06:19 | 06:20 |
| Gatwick Airport | 06:34 | 06:36 |
| Three Bridges | 06:40 | |
| Balcombe | 06:46 | |
| Haywards Heath | 06:51 | |
| Wivelsfield | 06:56 | |
| Burgess Hill | 06:58 | |
| Hassocks | 07:02 | |
| Preston Park | 07:08 | |
| Brighton | 07:13 |