Dude, you chose the flights on the first week of operation, when its already sold out to VIP guests and Media invitees.
FAIL.
Here's a sample from a month later - same travel days (Mon/Fri);
Review Your Flight Details
Hong Kong to London
Monday, April 16, 2012
Departure: 23:50 Hong Kong, Hong Kong (SAR of China) - Hong Kong International, terminal 1
Arrival: 05:55 +1 day(s) London, United Kingdom - Gatwick
Flight: Hong Kong Airlines HX875 e
Duration: 13h05m
Aircraft: Airbus Industrie A330
Class: Business
London to Hong Kong
Friday, April 20, 2012
Departure: 21:30 London, United Kingdom - Gatwick
Arrival: 16:45 +1 day(s) Hong Kong, Hong Kong (SAR of China) - Hong Kong International, terminal 1
Flight: Hong Kong Airlines HX876 e
Duration: 12h15m
Aircraft: Airbus Industrie A330
Class: Business
Price Details
Passenger(s) Airfares Taxes
1 adult(s) x (43,700.00 + 2,645.00) = 46,345.00 HKD
Total for all passengers 46,345.00 HKD
Cathay is 51,375HKD same days.