-- Susan Alloun , Montreux , Switzerland Oasis Hong Kong Airlines -LRB- www.oasis-air.com -RRB- is starting to fly four times a week from London Gatwick to Hong Kong with introductory one-way economy fares from # 75 -LRB- about $ 143 at $ 1.90 to the pound -RRB- and one-way business class fares of # 470 -- competing with British Airways , Cathay Pacific and Virgin Atlantic on the route .