This service has been delayed by a fault with the signalling system
Operator: Thameslink
Calling Points:
| 19:35 | Mill Hill Broadway | Delayed | exp 19:52 |
| 19:36 | Hendon | Delayed | exp 19:53 |
| 19:37 | Cricklewood | Delayed | exp 19:54 |
| 19:36 | Brent Cross West | Delayed | exp 19:54 |
| 19:39 | West Hampstead Thameslink | Delayed | exp 19:56 |
| 19:43 | Kentish Town | Delayed | exp 20:00 |
| 19:49 | London St Pancras (Intl) | Delayed | exp 20:05 |
| 19:54 | Farringdon | Delayed | exp 20:10 |
| 19:56 | City Thameslink | Delayed | exp 20:11 |
| 19:58 | London Blackfriars | Delayed | exp 20:13 |
| 20:04 | London Bridge | Delayed | exp 20:19 |
| 20:18 | East Croydon | Delayed | exp 20:33 |
| 20:34 | Gatwick Airport | Delayed | exp 20:48 |
| 20:39 | Three Bridges | Delayed | exp 20:52 |
| 20:46 | Balcombe | Delayed | exp 20:59 |
| 20:51 | Haywards Heath | Delayed | exp 21:04 |
| 20:56 | Wivelsfield | Delayed | exp 21:08 |
| 20:58 | Burgess Hill | Delayed | exp 21:10 |
| 21:02 | Hassocks | Delayed | exp 21:14 |
| 21:08 | Preston Park | Delayed | exp 21:20 |
| 21:13 | Brighton | Delayed | exp 21:24 |
