Table 4. Top 10 U.S. Airports ranked by January 2007 System* Scheduled Enplanements,,,, "Passenger numbers in millions (000,000) ",,,, January 2007 Rank,Airport,January 2007 Enplaned Passengers,January 2006 Rank,January 2006 Enplaned Passengers 1,Atlanta,3.043,1,3.067 2,Chicago O'Hare,2.578,2,2.548 3,Dallas-Fort Worth,2.110,3,2.189 4,Denver,1.770,5,1.666 5,Los Angeles International,1.769,4,1.720 6,Las Vegas,1.642,7,1.604 7,Phoenix,1.614,6,1.610 8,Houston-Bush,1.571,8,1.538 9,Orlando,1.325,9,1.321 10,Minneapolis-St. Paul,1.270,10,1.242 "Source: Bureau of Transportation Statistics, T-100 Market",,,, * System equals domestic plus international,,,, Note: Percent changes based on numbers prior to rounding.,,,,