| Planned | Expected | |
|---|---|---|
| Brighton | 13:28 | On time |
| Preston Park | 13:32 | On time |
| Hassocks | 13:39 | On time |
| Burgess Hill | 13:42 | On time |
| Wivelsfield | 13:44 | On time |
| Haywards Heath | 13:49 | On time |
| Balcombe | 13:55 | On time |
| Three Bridges | 14:00 | On time |
| Gatwick Airport | 14:05 | On time |
| East Croydon | 14:21 | 14:23 |
| London Bridge | 14:35 | 14:44 |
| London Blackfriars | 14:41 | 14:49 |
| City Thameslink | 14:43 | 14:51 |
| Farringdon | 14:46 | 14:53 |
| London St Pancras (Intl) | 14:50 | 14:57 |
| West Hampstead Thameslink | 14:59 | 15:05 |
| St Albans | 15:11 | 15:19 |
| Harpenden | 15:17 | 15:25 |
| Luton Airport Parkway | 15:22 | 15:31 |
| Luton | 15:26 | 15:34 |
| Leagrave | 15:31 | 15:39 |
| Harlington | 15:36 | 15:44 |
| Flitwick | 15:40 | 15:49 |
| Bedford | 15:52 | 15:59 |