High Quality Content by WIKIPEDIA articles! George Bush Intercontinental Airport, (IATA: IAH, ICAO: KIAH, FAA LID: IAH) is a Class B international airport in Houston, Texas, serving the Houston–Sugar Land–Baytown metropolitan area, the sixth-largest metropolitan area in the United States. Located 20 miles (32 km) north of Downtown Houston between Interstate 45 and U.S. Highway 59. George Bush Intercontinental Airport has scheduled flights to domestic and international destinations. The airport is named after George H. W. Bush, the 41st President of the United States.