|
| Carrier Merged | Year Of Merger | |
| Alaska Airlines 1944 | ||
| Horizon Airlines | 1968 | |
| Jet Airline | 1987 | |
| Allegheny Airlines | ||
| Re-named it self USAir | 1979 | |
| AirTran Airlines 1993 | ||
| Value Jet | 1997 | |
| American Airlines 1931 | ||
| Aircal Airlines | 1987 | |
| Trans Caribbean | 1971 | |
| Braniff Airlines | ||
| Mid-Continental Airlines | 1952 | |
| Panagra Airlines | 1967 | |
| Florida Express | 1988 | |
| Continental Airlines 1926 | ||
| Pioneer Airlines | 1953 | |
| Texas International Airlines | 1982 | |
| People Airlines | 1987 | |
| Frontier Airlines | 1987 | |
| New York Air | 1987 | |
| Delta Airlines 1929 | ||
| Western Airlines | 1987 | |
| Northeastern | 1972 | |
| Pacific Northern Airlines | 1972 | |
| Chicago Airlines | 1953 | |
| Southern Airlines | 1953 | |
| Northwest Airlines | ||
| Hughes Air West Airlines | 1980 | |
| Southern Air | ||
| Pan Am | ||
| National Airlines | 1980 | |
| American Overseas Airlines | ||
| Southwest Airlines 1971 | ||
| Morris Airlines | 1994 | |
| TranStar | 1987 | |
| TWA 1950 | ||
| Ozark Airlines | 1986 | |
| United Airlines 1931 | ||
| Capital Airlines | 1961 | |
| USAir | ||
| Pacific Southwest Airlines | 1987 | |
| PSA Airlines | 1987 | |