Air traffic levels around the London area last Sunday plunged massively with the onset of the winter timetables.
Bournemouth had one passenger flight today as an example (not picking on EGHH).
With the recent APD increase and the imminent VAT 2.5% increase, passenger numbers will take until 2014 (NATS figures) to return to 2007/08 levels.
Airlines will fly the routes that make them money.