US Air Traffic in 2012

829.3M passengers · +1.1% vs 2011

656.3MDomestic
172.9MInternational
9.8MFlights
80%Load factor

Busiest airports (among today's top 25)

Traffic among today's largest carriers

Figures cover flights touching the United States and its territories (US DOT BTS T-100) — not global totals.

Source: U.S. DOT Bureau of Transportation Statistics, T-100 · United States Government public domain.