Sioux Gateway Airport
Sioux Gateway Airport (IATA: SUX, ICAO: KSUX, FAA LID: SUX), also known as Brigadier General Bud Day Field, is a public and military use airport in Woodbury County, Iowa, United States. It is located six nautical miles (7 mi, 11 km) south of the central business district of Sioux City, just west of Sergeant Bluff.