Monthly data, not seasonally adjusted
In 2011, airlines based in the United States originated 728 million passengers. Eighty-eight percent of passengers had a destination in the United States, and 12 percent had an international destination. For international air travel trips originating in the U.S., domestic carriers originated 55 percent of the passengers.
|U.S. Airline Passengers||Jun-11||Jun-12|
|Scheduled System (Domestic and International) U.S. Airlines Total Passengers||66,035,331||66,412,039|
|Percent change from same month previous year||1.9||0.6|
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 October 2012.