| Location | Planned | Expected |
|---|---|---|
| Bedford | 15:46 | 15:48 |
| Flitwick | 15:58 | On time |
| Harlington | 16:02 | On time |
| Leagrave | 16:08 | On time |
| Luton | 16:13 | On time |
| Luton Airport Parkway | 16:16 | On time |
| Harpenden | 16:22 | On time |
| St Albans | 16:27 | 16:30 |
| West Hampstead Thameslink | 16:39 | 16:42 |
| London St Pancras (Intl) | 16:50 | On time |
| Farringdon | 16:54 | On time |
| City Thameslink | 16:56 | On time |
| London Blackfriars | 16:59 | On time |
| London Bridge | 17:05 | On time |
| East Croydon | 17:21 | On time |
| Gatwick Airport | 17:36 | On time |
| Three Bridges | 17:41 | On time |
| Balcombe | 17:47 | On time |
| Haywards Heath | 17:53 | On time |
| Wivelsfield | 17:57 | On time |
| Burgess Hill | 18:00 | On time |
| Hassocks | 18:03 | On time |
| Preston Park | 18:10 | On time |
| Brighton | 18:15 | On time |