Only one U.S. airline ranked among the 10 best in the world — here’s who came out on top By: MarketWatch July 21, 2021 at 12:45 PM EDT Airlines’ track records amid the COVID-19 pandemic factored in the new ranking. Read More >> Related Stocks: Alaska Air Group Delta Air Lines Frontier Group Holdings Inc Hawaiian Hlds Inc Jetblue Airways Corp Southwest Airlines United Airlines Holdings Inc