| Location | Planned | Expected |
|---|---|---|
| Brighton | 10:58 | On time |
| Preston Park | 11:02 | On time |
| Hassocks | 11:08 | On time |
| Burgess Hill | 11:12 | On time |
| Wivelsfield | 11:14 | On time |
| Haywards Heath | 11:19 | On time |
| Balcombe | 11:25 | On time |
| Three Bridges | 11:30 | 11:32 |
| Gatwick Airport | 11:35 | On time |
| East Croydon | 11:51 | On time |
| London Bridge | 12:05 | 12:07 |
| London Blackfriars | 12:11 | 12:13 |
| City Thameslink | 12:13 | 12:16 |
| Farringdon | 12:16 | 12:18 |
| London St Pancras (Intl) | 12:20 | 12:23 |
| West Hampstead Thameslink | 12:29 | On time |
| St Albans | 12:41 | 12:43 |
| Harpenden | 12:47 | On time |
| Luton Airport Parkway | 12:53 | On time |
| Luton | 12:57 | On time |
| Leagrave | 13:01 | On time |
| Harlington | 13:06 | On time |
| Flitwick | 13:10 | On time |
| Bedford | 13:24 | 13:19 |