U.S. Airlines Now The World's Most Profitable

U.S. Airlines Now The World's Most Profitable
(Undated) -- U.S. airlines are once again the most profitable in the world. Delta now holds the top spot for operating income and market value, according to data collected and analyzed by Bloomberg. American, United and Southwest have also blown past their foreign competitors. The turnaround happened rather quickly. As recently as five years ago, companies like Singapore and Lufthansa dominated airline profitability.