Which airline carried the most passengers last year?

Delta Air Lines carried the most passengers on domestic and international flights in 2013 for the fourth year in a row, according to the U.S. Department of Transportation. Delta carried 120.4 million passengers in 2013 compared with 116.4 million in 2012. Southwest Airlines was second, carrying 115.3 million passengers. (www.bizjournals.com) さらに...