| Location | Planned | Expected |
|---|---|---|
| Brighton | 23:23 | On time |
| Preston Park | 23:27 | On time |
| Hassocks | 23:33 | On time |
| Burgess Hill | 23:37 | On time |
| Wivelsfield | 23:39 | On time |
| Haywards Heath | 23:43 | On time |
| Balcombe | 23:49 | On time |
| Three Bridges | 23:55 | On time |
| Gatwick Airport | 00:01 | On time |
| Redhill | 00:10 | 00:13 |
| East Croydon | 00:24 | 00:32 |
| London Blackfriars | 00:49 | 01:00 |
| London St Pancras (Intl) | 00:57 | 01:07 |
| Kentish Town | 01:03 | 01:11 |
| West Hampstead Thameslink | 01:07 | 01:16 |
| Cricklewood | 01:09 | 01:18 |
| Brent Cross West | 01:12 | 01:21 |
| Hendon | 01:14 | 01:23 |
| Mill Hill Broadway | 01:17 | 01:26 |
| Elstree & Borehamwood | 01:21 | 01:31 |
| Radlett | 01:26 | 01:35 |
| St Albans | 01:32 | 01:40 |
| Harpenden | 01:39 | 01:46 |
| Luton Airport Parkway | 01:44 | 01:51 |
| Luton | 01:48 | 01:53 |
| Leagrave | 01:53 | 01:57 |
| Harlington | 01:58 | 02:03 |
| Flitwick | 02:02 | |
| Bedford | 02:14 |