Salt Lake City International Airport (IATA: SLC, ICAO: KSLC) is a public airport located in western Salt Lake City, Utah.

The airport is the second largest and one of the fastest growing hubs for Delta Air Lines, as well as hubs for Delta Connection partners ExpressJet and SkyWest. The airport also has a strong Southwest Airlines presence. The airport spans over 7,600 acres (31 km²) and consists of four runways, five concourses in two terminals with 90 aircraft parking spots, an international terminal with customs facilities, as well as maintenance, cargo, FBO, general aviation, Utah Air National Guard, Life Flight, and other landside and airside facilities. An 18-hole golf course known as Wingpointe lies adjacent to the airport. Salt Lake International Airport is one the the closest airports to its city center anywhere in the U.S.

A total of 20,790,400 passengers flew through Salt Lake City International Airport in 2008. As of September 2007, there were over 450 scheduled airline departures per day to over 110 non-stop destinations throughout the United States, Canada, and Mexico, averaging around 2 million passengers per month and 66,000 passengers per day flying through Salt Lake City International Airport. Forty of the fifty states can be reached non-stop from Salt Lake City.

According to the United States Department of Transportation Bureau of Statistics, Salt Lake City International ranked number one among U.S. airports in on-time departures and arrivals in 2006 and thru July 2007. Salt Lake City International also had the fewest flight cancellations among U.S. airports.