| 2020-05-24 | Delta competitor, in brief |
| 2019-10-06 | Suffix with sex or text |
| 2017-07-11 | Delta competitor: Abbr. |
| 2015-12-13 | Carrier inits. |
| 2015-05-07 | AA rival |
| 2013-11-10 | Carrier inits. |
| 2013-06-07 | Founding member of the Star Alliance, for short |
| 2013-06-05 | An end to sex? |
| 2012-07-14 | Carrier whose theme is "Rhapsody in Blue": Abbr. |
| 2012-06-18 | Delta competitor: Abbr. |
| 2010-03-02 | "Fly the friendly skies" co. |
| 2009-12-02 | Carrier with a hub at LAX |
| 2009-10-02 | Delta competitor: Abbr. |
| 2007-05-05 | Inits. at J.F.K. |
| 2006-05-16 | "Friendly skies" flier: Abbr. |
| 2005-06-08 | Delta rival: Abbr. |
| 2003-04-27 | Initials at O'Hare |
| 2000-05-02 | TWA rival |
| 1998-10-01 | American rival: Abbr. |