"Table 3. Top 10 Airlines, ranked by 2005 Domestic Enplanements",,,, Ranked by 2005 domestic passenger enplanements,,,, "Passengers in millions (000,000)",,,, 2005 Rank,Carrier,2005 Passengers,2004 Rank,2004 Passengers 1,Southwest,88,1,81 2,Delta,78,2,79 3,American,77,3,73 4,United,55,4,60 5,Northwest,47,5,46 6,US Airways,37,6,38 7,Continental,33,7,32 8,America West,21,8,20 9,American Eagle,17,9,14 10,AirTran,17,12,13 "Source: Bureau of Transportation Statistics, T-100 Domestic Market",,,,