MXTOTO RTP SLOT Miami International Airport became a hub after American Airlines bought Central and South American routes ("El Interamericano") from Eastern Air Lines in 1990 (inherited from Braniff International Airways but originated by Pan American-Grace Airways which was known as Panagra). In September 2024, American Airlines flight attendants ratified a new five year contract, averting the threat of a labor strike.|How does all of this Come Together?