Which airport code is associated with Spokane, Washington?

The airport code associated with Spokane, Washington, is GEG, which comes from the airport's name, Spokane International Airport. GEG is derived from the last letters of the name "Geiger Field," which was an early name for the airport, reflecting the area's local heritage and history. Understanding airport codes often involves recognizing how they may be derived from geographic locations, names, or historical significance while also adhering to the conventions set by the International Civil Aviation Organization (ICAO) and the International Air Transport Association (IATA).

The other options presented do not correspond to Spokane. FCA refers to Glacier Park International Airport in Montana, FAY is the code for Fayetteville Regional Airport in North Carolina, and GPT is for Gulfport-Biloxi International Airport in Mississippi. Thus, GEG is distinctly recognized as Spokane's airport code.