"Table 3. Top 10 Airlines, ranked by January-April 2005 Domestic Enplanements",,,,, Jan-Apr 2005 Rank,Carrier,Jan-Apr 2005 Passengers,Jan-Apr 2004 Rank,Jan-Apr 2004 Passengers, ,,,,, 1,Southwest Airlines,"26,925,809",2,"25,322,202", 2,Delta Air Lines,"26,544,159",1,"25,420,494", 3,American Airlines,"24,517,553",3,"23,607,912", 4,United Airlines,"17,289,011",4,"18,405,062", 5,Northwest Airlines,"15,175,781",5,"14,153,675", 6,US Airways,"12,935,698",6,"12,195,360", 7,Continental Airlines,"10,478,965",7,"10,090,810", 8,America West Airlines,"6,588,108",8,"6,294,892", 9,American Eagle Airlines,"5,074,068",9,"4,279,533", 10,SkyWest Airlines,"4,870,782",12,"3,795,319", "Source: Bureau of Transportation Statistics, T-100 Domestic Market",,,,,