What is the airport code for Spokane?

The airport code for Spokane is GEG, which stands for Spokane International Airport. This three-letter code is part of the International Civil Aviation Organization (ICAO) and is used to identify airports and air traffic control services globally. GEG is derived from the name of the airport's original designation, which was "Geiger Field," a hint at the airport's historical roots.

The other codes provided correspond to different airports: BNA is Nashville International Airport, DTW is Detroit Metropolitan Airport, and IAH is George Bush Intercontinental Airport in Houston. Each of these codes is unique to their respective locations, which highlights the importance of understanding airport codes for navigational purposes in aviation.