Nogales International Airport (IATA: OLS, ICAO: KOLS, FAA LID: OLS) is a county-owned public-use airport located seven nautical miles (13 km) northeast of the central business district of Nogales, a city in Santa Cruz County, Arizona, United States. It is also a port of entry into the United States. The airport is included in the FAA's National Plan of Integrated Airport Systems for 2009–2013, which categorizes it as a general aviation facility.