Airlines in the U.S.: domestic cost per available seat mile Q3 2018

The statistic illustrates selected U.S. airlines' domestic cost per available seat mile (CASM) in the third quarter of 2018. Spirit Airlines reported the lowest cost with eight U.S. dollar cents, while United Airlines had the third highest CASM with 13.4 cents for domestic flights.

U.S. airlines' domestic cost per available seat mile in Q3 2018

Domestic CASM in U.S. dollar cents
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Release date

April 2019


United States

Survey time period

Q3 2018

Supplementary notes

The cost streams include mainline operations only. Transport-related costs like regional operations were not considered.
United Airlines' figure include the cost of Continental.
Delta Air Lines' cost include Northwest Airlines.
American Airlines' CASM value includes U.S. Airways and America West.
Southwest Airlines' figure includes the cost of AirTran Airways.

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Statistics on "Low-cost carrier market in the United States"

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