Which airport code corresponds to Sioux Falls?

The airport code that corresponds to Sioux Falls is FSD. This three-letter code is designated by the International Air Transport Association (IATA) and is used for identifying the Sioux Falls Regional Airport. FSD is essential for ticketing, baggage handling, and navigation within the airline and travel industries, allowing for efficient communication between airlines and travelers.

The other airport codes listed correspond to different airports: GRR is for Gerald R. Ford International Airport in Grand Rapids, Michigan; MDW is for Midway International Airport in Chicago, Illinois; and MKE is for General Mitchell International Airport in Milwaukee, Wisconsin. Understanding these codes is crucial for navigating air travel, as they help in identifying specific airports quickly and accurately.