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

London Heathrow Airport. This airport in the United Kingdom is also referred to as LHR or sometimes EGLL
Los Angeles International Airport. This airport in the United States is also referred to as LAX or sometimes KLAX
John F Kennedy International Airport. This airport in the United States is also referred to as JFK or sometimes KJFK
Tacoma International Airport. This airport in the United States is also referred to as SEA or sometimes KSEA
Palm Springs International Airport. This airport in the United States is also referred to as PSP or sometimes KPSP
San Diego International Airport. This airport in the United States is also referred to as SAN or sometimes KSAN
John Wayne Airport. This airport in the United States is also referred to as SNA or sometimes KSNA
Portland International Airport. This airport in the United States is also referred to as PDX or sometimes KPDX
Salt Lake City International Airport. This airport in the United States is also referred to as SLC or sometimes KSLC
McCarran International Airport. This airport in the United States is also referred to as LAS or sometimes KLAS
Dallas-Fort Worth International Airport. This airport in the United States is also referred to as DFW or sometimes KDFW
Chicago O'Hare International Airport. This airport in the United States is also referred to as ORD or sometimes KORD

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".