Fly with Qantas Airways business class Flights to Sydney, Auckland, Melbourne, Brisbane, Adelaide, Christchurch or Perth and Get 30% OFF on your Business Class Tickets. Book your business class flight tickets online now or Call us to get a quick quote for the cheapest airfare.Fly with Qantas Airways business class Flights to Sydney, Auckland, Melbourne, Brisbane, Adelaide, Christchurch or Perth and Get 30% OFF on your Business Class Tickets. Book your business class flight tickets online now or Call us to get a quick quote for the cheapest airfare.