Table 6. Top 10 U.S. Airports ranked by August 2006 System* Scheduled Enplanements,,,,,, "Passenger numbers in millions (000,000)",,,,,, August 2006 Rank,Airport,August 2006 Enplaned Passengers,August 2005 Rank,August 2005 Enplaned Passengers,, 1,Atlanta ,3.5,1,3.6,, 2,Chicago O'Hare ,3.1,2,3.1,, 3,Dallas-Fort Worth ,2.4,3,2.4,, 4,Los Angeles Intl ,2.2,4,2.2,, 5,Denver ,2.1,5,1.9,, 6,Las Vegas ,1.8,6,1.8,, 7,Houston Bush Intercontinental,1.7,9,1.6,, 8,Phoenix ,1.7,7,1.7,, 9,Minneapolis-St Paul ,1.6,8,1.7,, 10,Detroit Metro Wayne County,1.5,10,1.5,, "Source: Bureau of Transportation Statistics, T-100 Market",,,,,, * System equals domestic plus international,,,,,, Note: Percentage changes based on numbers prior to rounding.,,,,,, ,,,,,,