Low-cost carrier AirTran had best performance last year among 15 airlines that carry at least 1 percent of domestic passenger volume, according to an annual report released Monday.
Overall, airlines improved their performance last year as judged by four measures — passengers who endured lost bags, delayed flights, lousy service or bumpings from full flights.
The top five airlines overall are AirTran, Hawaiian, JetBlue, Frontier (formerly Midwest Air), and Alaska.
(READ the AP story from ABC News)