| Location | Planned | Expected |
|---|---|---|
| Bedford | 20:48 | On time |
| Flitwick | 20:59 | On time |
| Harlington | 21:03 | On time |
| Leagrave | 21:08 | On time |
| Luton | 21:13 | 21:16 |
| Luton Airport Parkway | 21:16 | 21:19 |
| Harpenden | 21:22 | 21:26 |
| St Albans | 21:27 | 21:32 |
| West Hampstead Thameslink | 21:39 | 21:44 |
| London St Pancras (Intl) | 21:50 | 21:51 |
| Farringdon | 21:54 | 21:56 |
| City Thameslink | 21:56 | 21:59 |
| London Blackfriars | 21:59 | On time |
| London Bridge | 22:05 | On time |
| East Croydon | 22:19 | On time |
| Gatwick Airport | 22:35 | On time |
| Three Bridges | 22:40 | On time |
| Balcombe | 22:46 | On time |
| Haywards Heath | 22:51 | On time |
| Wivelsfield | 22:56 | On time |
| Burgess Hill | 22:58 | On time |
| Hassocks | 23:02 | On time |
| Preston Park | 23:08 | On time |
| Brighton | 23:13 | On time |