| Location | Planned | Expected |
|---|---|---|
| Gatwick Airport | 16:56 | 17:02 |
| Redhill | 17:06 | 17:10 |
| Purley | 17:15 | 17:20 |
| South Croydon | 17:19 | 17:26 |
| East Croydon | 17:23 | 17:29 |
| London Bridge | 17:41 | 17:48 |
| London Blackfriars | 17:47 | 17:53 |
| City Thameslink | 17:49 | 17:55 |
| Farringdon | 17:51 | 17:57 |
| London St Pancras (Intl) | 17:56 | 18:02 |
| St Albans | 18:19 | 18:23 |
| Harpenden | 18:27 | 18:30 |
| Luton Airport Parkway | 18:33 | 18:36 |
| Luton | 18:38 | On time |
| Leagrave | 18:41 | On time |
| Harlington | 18:46 | On time |
| Flitwick | 18:50 | On time |
| Bedford | 19:05 |