Monthly data, not seasonally adjusted
In 2008, airlines based in the United States had 79.5 percent of their available seat-miles (ASM) occupied by passengers. Capacity utilization was very similar for domestic and international segments, with 79.8 percent of ASM occupied for domestic flights, and 79.0 percent of ASM occupied for international flights. Foreign airlines that originated flights in the U.S. had a load factor of 76.0 percent.
|U.S. Airline Capacity Utilization||Sep-08||Sep-09|
|Scheduled System (Domestic and International) U.S. Airlines' Load Factor||76.64||79.78|
|Percent change from same month previous year||-0.16||4.10|
NOTE: The current value is compared to the value from the same period in the previous year to account for seasonality.
SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, Office of Airline Information, available at http://www.bts.gov/programs/airline_information/ as of December 2009.