| Airport | Largest Airline There |
| Atlanta | |
| Chicago (ORD) | |
| Los Angeles | |
| Dallas-Ft. Worth | |
| Denver | |
| Las Vegas | |
| New York (JFK) | |
| Phoenix | |
| Houston (IAH) | |
| Newark | |
| Detroit | |
| Minneapolis-St. Paul | |
| Orlando (MCO) | |
| San Francisco | |
| Miami | |
| Philadelphia | |
| Charlotte | |
| Seattle | |
| Boston | |
| New York (LGA) | |
| Washington (IAD) | |
| Baltimore | |
| Salt Lake City | |
| Fort Lauderdale | |
| Honolulu | |
| | Airport | Largest Airline There |
| Milwaukee | |
| Tampa | |
| Washington (DCA) | |
| Chicago (MDW) | |
| San Diego | |
| Cincinnati/N. Kentucky | |
| Oakland | |
| St. Louis | |
| Portland | |
| Memphis | |
| Kansas City | |
| Cleveland | |
| San Jose | |
| Sacramento | |
| Pittsburgh | |
| Nashville | |
| Orange County | |
| Raleigh-Durham | |
| Houston (Hobby) | |
| Indianapolis | |
| Austin | |
| San Antonio | |
| Fort Myers | |
| Dallas (Love Field) | |
| Palm Beach | |
| | Airport | Largest Airline There |
| Hartford | |
| Ontario | |
| Columbus | |
| Albuquerque | |
| New Orleans | |
| Kahului/Maui | |
| Jacksonville | |
| Burbank | |
| Providence | |
| Buffalo | |
| Reno | |
| Anchorage | |
| Tuscon | |
| Omaha | |
| Manchester | |
| Norfolk | |
| Louisville | |
| Oklahoma City | |
| El Paso | |
| Boise | |
| Richmond | |
| Spokane | |
| Tulsa | |
| Birmingham | |
| Kona | |
| | Airport | Largest Airline There |
| Albany | |
| Rochester | |
| Guam | |
| Long Beach | |
| Lihue | |
| Dayton | |
| Little Rock | |
| Long Island (Islip) | |
| Syracuse | |
| Greensboro | |
| Grand Rapids (Ford) | |
| Colorado Springs | |
| Savannah/Hilton Head | |
| Des Moines | |
| Charleston (SC) | |
| Orlando (Sanford) | |
| Springfield (MO) | |
| Knoxville | |
| Pensacola | |
| Madison | |
| Palm Springs | |
| Greenville-Spartanburg | |
| Jackson (MS) | |
| Huntsville | |
| Wichita | |
|