IATA Code: IAH ICAO Code: KIAH Contact E-Mail: houston@flyane.com George Bush Intercontinental Airport, (IATA: IAH, ICAO: KIAH, FAA LID: IAH) is a Class B international airport in the city of Houston, Texas, United States serving the Greater Houston area. Located 20 miles (32 km) drive north of Downtown Houston between Interstate 45 and U.S. Highway 59, Bush Intercontinental is Texas's second-largest air facility—after Dallas/Fort Worth International Airport—covering an area of 10,000 acres (40 km²). The airport has scheduled flights to destinations in the United States and international destinations in Asia, Canada, the Caribbean, Central America, Europe, Mexico, South America, the Middle East and scheduled charter flights to Africa.