| 2025-04-28 | Former rival of Delta |
| 2024-06-26 | Bygone carrier whose first hub was in Pittsburgh |
| 2022-01-05 | Carrier name until 1997 |
| 2020-02-17 | Former competitor of Southwest |
| 2017-10-01 | TWA competitor |
| 2016-12-08 | Carrier name until 1997 |
| 2016-08-07 | Bygone carrier |
| 2016-03-04 | Early customer of Boeing |
| 2015-05-03 | Old carrier name |
| 2014-10-20 | Southwest alternative, for short |
| 2014-04-06 | TWA competitor |
| 2014-02-15 | Company that added four letters to its name in 1997 |
| 2013-07-17 | Carrier name of 1979-97 |
| 2013-06-12 | Carrier name until 1997 |
| 2012-07-08 | TWA competitor |
| 2011-06-19 | Former carrier name |
| 2011-05-16 | Pan Am competitor |
| 2011-04-28 | Eastern competitor |
| 2011-04-06 | Carrier renamed in 1997 |
| 2010-12-08 | Onetime TWA competitor |
| 2009-11-16 | Delta alternative, once |
| 2009-10-07 | Old carrier name |
| 2008-11-26 | Jetliner name until 1997 |
| 2007-06-14 | Aviation name until 1997 |
| 2006-11-06 | TWA competitor |
| 2006-09-12 | Name on planes, once |
| 2006-07-12 | Former carrier name |
| 2006-07-09 | Old carrier name |
| 2006-06-16 | Former name in flight |
| 2006-04-12 | Carrier once with an American flag logo |
| 2005-12-30 | Major company renamed in 1997 |
| 2005-01-31 | Carrier that acquired Piedmont |
| 2004-08-18 | Onetime TWA rival |
| 2003-04-05 | Carrier name retired in 1997 |
| 2002-02-26 | Old Pan Am rival |
| 2001-05-03 | Carrier name until 1997 |
| 2000-10-15 | Carrier that bought Piedmont in the 1980's |
| 2000-08-09 | Company once called Allegheny |
| 2000-01-06 | Name on jetliners, once |
| 1999-01-07 | Carrier name until 1997 |
| 1998-11-20 | New name for Allegheny in 1979 |
| 1998-06-16 | Name on many planes |
| 1997-10-20 | Pan Am rival, formerly |
| 1995-07-30 | Boeing customer |
| 1995-04-09 | Allegheny, today |
| 1994-06-19 | Travel section advertiser |
| 1994-01-19 | Client of 16-Across |