A plane takes off from New York's John F. Kennedy International Airport on May 25. Airports want Congress to raise passenger fees to pay for improvements. Trevor Collens/AFP/Getty Images hide caption

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A Qatar Airways plane loads cargo on Feb. 3, 2013, at John F. Kennedy International Airport in New York. The big three U.S. airlines — Delta, United and American — say Persian Gulf carriers like Qatar Airways, Emirates Airlines and Etihad are "dumping" seats in the U.S. Robert Nickelsberg/Getty Images hide caption

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When it comes to an employee's mental health status, what does an employer need to know, or have a right to know? iStockphoto hide caption

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A Southwest Airlines pilot and co-pilot preparing for a flight from Dallas last year. In the wake of the Germanwings crash this week, many European airlines are rushing to adopt a two-person cockpit rule similar to the one already in place in the U.S. LM Otero/AP hide caption

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The price of jet fuel has dropped, but airlines are still adding fuel surcharges to the price of many tickets. Many other industries that use large amounts of fuel, like shipping and delivery services, have also maintained extra fuel fees. Nam Y. Huh/AP hide caption

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Fuel prices have plummeted this year, but airfares have remained high. The International Air Transport Association estimates that the world's airlines will rake in nearly $20 billion in profits this year. Brennan Linsley/AP hide caption

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Cho Hyun-ah, the daughter of Korean Air's chairman and CEO, has apologized and resigned from a position at the airline after a backlash over her kicking a steward off a recent flight. Cho was angered by the presentation of macadamia nuts. Chung Sung-Jun/Getty Images hide caption

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A plane takes off over a departure board at Hartsfield-Jackson Airport in Atlanta last November. Airlines say they expect an uptick in Thanksgiving travel this year. David Goldman/AP hide caption

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The good old days: A flight attendant serves coffee and sandwiches to a passenger on board an American Airlines flight, circa 1935. Frederic Lewis/Archive Photos/Getty Images hide caption

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Malaysia Airlines had been struggling even before two of its flights were lost this year. Analysts say the national carrier faces either bankruptcy or privatization. Mohd Rasfan/AFP/Getty Images hide caption

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The Air Force's U-2 spy plane first took flight in August 1955. One of the planes confused air traffic control computers in California last week, creating havoc. USAF/Getty Images hide caption

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The charred tail section of Delta Flight 191 sits near a runway at Dallas-Fort Worth International Airport in August 1985 after it crashed on approach. Delta quickly retired the "191" designation. Carlos Osorio/AP hide caption

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Passengers wait in line at Hartsfield-Jackson International Airport on Thursday. A major snowstorm has delayed flights from Atlanta to New York. David Tulis/AP hide caption

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A passenger checks his cellphone while boarding a flight in Boston. The Federal Communications Commission is proposing new rules to allow using cellphones for data and voice calls during airline flights. Matt Slocum/AP hide caption

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