TOP 15 Airlines of 2017 Qatar Airways Qatar Airways is certified with the highest 5-Star Airline Rating for the Quality of its Onboard product and service, and for the standards provided at it’s home base airport of Hamad International Airport in Doha. Qatar Airways 5-Star Airline rating is determined through the Skytrax Audit system, which analyses cabin product and customer service standards onboard Qatar Airways flights and also across the Qatar Airways airport experience. 2. Singapore Airlines Singapore Airlines is certified with the highest, 5-Star Airline Rating for the Quality of its Onboard product and service, and for the Singapore Airlines home base Airport service standards. The Airport Rating is based on Singapore Airlines operations at Changi Airport Singapore. 3.ANA All Nippon Airways ANA All Nippon Airways is certified with the highest 5-Star Airline Rating for the Quality of its Onboard...