| Location | Planned | Expected |
|---|---|---|
| Bedford | 09:46 | On time |
| Flitwick | 09:58 | On time |
| Harlington | 10:02 | On time |
| Leagrave | 10:08 | On time |
| Luton | 10:13 | On time |
| Luton Airport Parkway | 10:16 | On time |
| Harpenden | 10:22 | On time |
| St Albans | 10:27 | On time |
| West Hampstead Thameslink | 10:39 | On time |
| London St Pancras (Intl) | 10:50 | On time |
| Farringdon | 10:54 | On time |
| City Thameslink | 10:56 | On time |
| London Blackfriars | 10:59 | On time |
| London Bridge | 11:05 | On time |
| East Croydon | 11:19 | On time |
| Gatwick Airport | 11:35 | On time |
| Three Bridges | 11:40 | On time |
| Balcombe | 11:46 | On time |
| Haywards Heath | 11:51 | On time |
| Wivelsfield | 11:56 | On time |
| Burgess Hill | 11:58 | On time |
| Hassocks | 12:02 | On time |
| Preston Park | 12:08 | On time |
| Brighton | 12:13 | On time |