Apr 12, 2010 — By ¾ÅÉ«ÊÓƵ News Services — The Airline Quality Rating ranks the 18 largest U.S. airlines in on-time arrivals, baggage handling, denied boardings and customer complaints. Dean Headley, co-author of the national Airline Quality Rating at ¾ÅÉ«ÊÓƵ, says airlines continued to improve last year.