"Table 7. Top 10 U.S. Airlines, ranked by January 2007 Domestic Scheduled Enplanements",,,, "Passenger numbers in millions (000,000)",,,, January 2007 Rank,Carrier,January 2007 Enplaned Passengers,January 2006 Rank,January 2006 Enplaned Passengers 1,Southwest,7.285,1,6.860 2,American,5.910,2,6.070 3,Delta,4.621,3,5.178 4,United,4.364,4,4.284 5,Northwest,3.278,5,3.155 6,Continental,2.800,6,2.709 7,US Airways,2.536,7,2.344 8,JetBlue,1.600,9,1.355 9,SkyWest,1.545,10,1.341 10,America West,1.519,8,1.568 "Source: Bureau of Transportation Statistics, T-100 Domestic Market",,,, Note: Percent changes based on numbers prior to rounding.,,,, ,,,,