Historical clue formulations

• Carrier that offered pioneering coast-to-coast service beginning in the 1930s — 2025-09-20
• Carrier whose former terminal at J.F.K. is now a hotel — 2025-03-17
• Airline once acquired by Carl Icahn — 2023-10-11
• United competitor, once — 2021-12-31
• American acquisition of 2001 — 2021-12-01
• It stopped flying in 2001 — 2020-09-22
• Pan Am rival — 2020-01-23
• Carrier until 2001 — 2020-01-05
• Initials hidden in "jetway," appropriately — 2019-06-02
• Carrier seen in "The Aviator" — 2019-02-09
• Bygone Pan Am rival — 2019-02-06
• Onetime Pan Am rival — 2018-10-09
• Eastern rival — 2018-10-05
• Its hub at J.F.K. was designed by Eero Saarinen — 2018-03-25
• Bygone carrier — 2017-12-28
• Early flight inits. — 2017-11-05
• Old United rival — 2017-10-22
• Howard Hughes acquisition of 1939 — 2017-09-01
• Pan Am rival — 2017-04-30
• This does not fly — 2016-12-18
• Old "You're going to like us" sloganeer — 2016-01-13
• First American carrier to show movies on flights — 2015-10-11
• Old "Up, up and away" carrier — 2015-09-28
• Onetime carrier with a hub at JFK — 2015-02-09
• Old rival of America — 2014-08-23
• Co. in a 2001 merger with American — 2014-04-03
• Carrier in "The Aviator" — 2014-03-19
• United rival, once — 2013-12-24
• Old co. with overlapping globes in its logo — 2013-10-11
• J.F.K.'s historic ___ Flight Center — 2013-06-16
• It had a hub at J.F.K. — 2013-04-28
• Old Eastern alternative — 2013-04-13
• First carrier to offer regular in-flight movies, 1961 — 2013-03-01
• Pan Am rival — 2013-02-13
• Bygone flier — 2012-09-17
• Old "We're up to something good" carrier — 2012-08-06
• Former J.F.K. line — 2011-11-13
• Pan Am rival — 2011-10-06
• Old "One mission. Yours." sloganeer — 2011-09-16
• Co. once owned by Howard Hughes — 2011-09-11
• "You're going to like us. ___" (1980s slogan) — 2011-02-08
• Bygone rival of Delta — 2010-11-14
• Old "Up, up and away" carrier — 2010-11-01
• Eero Saarinen designed its J.F.K. terminal — 2010-09-21
• Co. of which Howard Hughes became the principal shareholder in 1939 — 2009-12-06
• Old "Up, up and away" carrier — 2009-09-29
• Old carrier inits. — 2009-09-02
• Old competitor of Pan Am — 2009-08-31
• Bygone flier — 2009-08-30
• Former rival of USAir — 2009-08-23