U.S. airlines made $ 6.16 billion in baggage and reservation change fees next year . Delta made the most money in fees , collecting $ 6.16 billion . Those ancillary fees helped the 26 passenger U.S. airlines make a net profit of $ 12.7 billion in 2013 , up from a profit of $ 98 million in 2012 . The combined American-U.S. Airways airline may top American-U.S. Airways last year .
U.S. airlines made $ 6.16 billion in baggage and reservation change fees next year . Delta made the most money in fees , collecting $ 6.16 billion . The combined American-U.S. Airways airline may top American-U.S. Airways last year .