See serious verified KAYAK buyer testimonials for airlines traveling to Sydney. Airline scores are aggregated from all evaluations left by passengers on KAYAK following flying with the airline from the United States to Sydney. KAYAK doesn’t demonstrate critiques which are older than five years. Find out how KAYAK collects opinions. https://www.slideshare.net/slideshow/5-tips-while-you-book-business-class-flights-to-singapore/272941202