All the airports that flights arriving at Gate E4 ( between 2019-10-16 and 2020-~05 ) have come from See the airports that flights leaving from Gate E4 are going to / or see all the flights in and out of this gate

Toronto Lester B Pearson International Airport. This airport in Canada is also referred to as YYZ or sometimes CYYZ
Detroit Metro Airport. This airport in the United States is also referred to as DTW or sometimes KDTW
Honolulu International Airport. This airport in the United States is also referred to as HNL or sometimes PHNL
Greater Pittsburgh International Airport. This airport in the United States is also referred to as PIT or sometimes KPIT
Miami International Airport. This airport in the United States is also referred to as MIA or sometimes KMIA
Minneapolis St Paul International Airport. This airport in is also referred to as MSP or sometimes KMSP
Baltimore-Washington International Thurgood Marshall Airport. This airport in the United States is also referred to as BWI or sometimes KBWI
New Orleans International Airport. This airport in the United States is also referred to as MSY or sometimes KMSY
Washington National Airport. This airport in the United States was also referred to as DCA or sometimes KDCA

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".