All the airports that American Air Lines flights have traveled to See the airports that American Air Lines flights have come from / or see all the flights this airline has flown (in and out of SFO)

Denver International Airport. This airport in the United States is also referred to as DEN or sometimes KDEN
Kansas City International Airport. This airport in the United States is also referred to as MCI or sometimes KMCI
John Wayne Airport. This airport in the United States is also referred to as SNA or sometimes KSNA
Narita International Airport. This airport in Japan is also referred to as NRT or sometimes RJAA
Des Moines International Airport. This airport in the United States is also referred to as DSM or sometimes KDSM
Fresno Yosemite International Airport. This airport in the United States is also referred to as FAT or sometimes KFAT
Aeropuerto de Barcelona. This airport in Spain is also referred to as BCN or sometimes LEBL
Austin-Bergstrom International Airport. This airport in the United States is also referred to as AUS or sometimes KAUS
LaGuardia Airport. This airport in the United States is also referred to as LGA or sometimes KLGA
City of Colorado Springs Airport. This airport in the United States is also referred to as COS or sometimes KCOS
Snohomish County Airport-Paine Field. This airport in the United States is also referred to as PAE or sometimes KPAE
Salt Lake City International Airport. This airport in the United States is also referred to as SLC or sometimes KSLC

All these flight data are available as openly licensed data on the sfomuseum-data GitHub account. If you'd like to read more about our efforts to archive flight data at SFO Museum have a look a the Mills Field weblog posts tagged "flightdata".