"Table 4. Top 10 U.S. Airlines, ranked by February 2008 System* Scheduled Enplanements",,,,, "Passenger numbers in millions (000,000)",,,,, Feb 2008 Rank,Carrier,Feb 2008 Enplaned Passengers,Feb 2007 Rank,Feb 2006 Enplaned Passengers,Pct. Change 2007-2008 1,Southwest,7.745,2,6.987,10.8 2,American,7.139,1,7.038,1.4 3,Delta,5.244,3,5.076,3.3 4,United,4.721,4,4.891,-3.5 5,US Airways**,4.259,7,2.730,56 6,Northwest,3.832,5,3.933,-2.6 7,Continental,3.609,6,3.503,3.0 8,AirTran,1.885,9,1.546,21.9 9,JetBlue,1.708,11,1.477,15.6 10,SkyWest,1.601,8,1.556,2.9 "Source: Bureau of Transportation Statistics, T-100 Market",,,,, * System equals domestic plus international,,,,, ** US Airways February 2008 number is the report of the merged US Airways and America West. The February 2007 numbers were reported separately by US Airways and America West. America West reported 1.534 million system passengers in February 2007.,,,,, Note: Percent changes based on numbers prior to rounding.,,,,, ,,,,,