May 2016 U.S. Airline Traffic Data

The U.S. Department of Transportation’s Bureau of Transportation Statistics (BTS) reported today that U.S. airlines’ systemwide (domestic and international) scheduled service load factor – a measure of the use of airline capacity – remained unchanged at 83.4 percent in May, seasonally adjusted, from April. Seasonal adjustment allows the comparing of monthly load factors to all other months.

See the May 2016 Air Traffic Release for summary tables and additional data.