| Location | Planned | Expected |
|---|---|---|
| Bedford | 16:16 | On time |
| Flitwick | 16:28 | On time |
| Harlington | 16:32 | On time |
| Leagrave | 16:38 | On time |
| Luton | 16:43 | On time |
| Luton Airport Parkway | 16:46 | On time |
| Harpenden | 16:52 | On time |
| St Albans | 16:57 | 16:59 |
| West Hampstead Thameslink | 17:09 | 17:11 |
| London St Pancras (Intl) | 17:20 | On time |
| Farringdon | 17:24 | On time |
| City Thameslink | 17:26 | On time |
| London Blackfriars | 17:29 | On time |
| London Bridge | 17:35 | On time |
| East Croydon | 17:50 | On time |
| Gatwick Airport | 18:06 | On time |
| Three Bridges | 18:11 | On time |
| Balcombe | 18:17 | On time |
| Haywards Heath | 18:23 | On time |
| Wivelsfield | 18:27 | |
| Burgess Hill | 18:30 | |
| Hassocks | 18:33 | |
| Preston Park | 18:40 | |
| Brighton | 18:45 |