| Location | Planned | Expected |
|---|---|---|
| Bedford | 17:46 | On time |
| Flitwick | 17:58 | On time |
| Harlington | 18:02 | On time |
| Leagrave | 18:08 | On time |
| Luton | 18:13 | On time |
| Luton Airport Parkway | 18:16 | On time |
| Harpenden | 18:22 | On time |
| St Albans | 18:27 | On time |
| West Hampstead Thameslink | 18:39 | On time |
| London St Pancras (Intl) | 18:50 | On time |
| Farringdon | 18:54 | On time |
| City Thameslink | 18:56 | On time |
| London Blackfriars | 18:59 | On time |
| London Bridge | 19:05 | On time |
| East Croydon | 19:19 | On time |
| Gatwick Airport | 19:35 | On time |
| Three Bridges | 19:40 | On time |
| Balcombe | 19:46 | On time |
| Haywards Heath | 19:51 | On time |
| Wivelsfield | 19:56 | On time |
| Burgess Hill | 19:58 | On time |
| Hassocks | 20:02 | On time |
| Preston Park | 20:09 | |
| Brighton | 20:14 |