Hong Kong, Aug. 9 -- Cathay Pacific seeing a double-digit drop in bookings, mostly in economy class.

Aviation in Hong Kong is under the spotlight as the city enters its third month of protests. Events were sparked by an extradition bill, but reflect deep-seated quality of life issues including lack of affordable housing and business competition.

Cathay Pacific recently completed its acquisition of competitor HK Express. On Wednesday it announced an interim profit of HK$1.35 billion (US$172.23 million), a result that exceeded forecasts. For the six months a year ago the airline reported losses of HK$263 million.

At press time, protestors had said they will have a three day protest planned at Hong Kong International Airport from August 9-1...