"Table 3. Top 10 Airlines, ranked by January-May 2005 Domestic Enplanements",,,,, Jan-May 2005 Rank,Carrier,Jan-May 2005 Passengers,Jan-May 2004 Rank,Jan-May 2004 Passengers, ,,,,, 1,Southwest Airlines,"34,703,350",1,"32,465,467", 2,Delta Air Lines,"33,466,266",2,"32,184,424", 3,American Airlines,"31,210,267",3,"29,689,393", 4,United Airlines,"22,038,433",4,"23,525,420", 5,Northwest Airlines,"19,299,175",5,"17,965,625", 6,US Airways,"16,341,843",6,"15,386,714", 7,Continental Airlines,"13,268,889",7,"12,691,915", 8,America West Airlines,"8,428,600",8,"7,970,803", 9,American Eagle Airlines,"6,568,033",9,"5,479,608", 10,AirTran Airways,"6,275,717",11,"5,190,590", "Source: Bureau of Transportation Statistics, T-100 Domestic Market",,,,,