What is the airport code for Houston (Intercontinental), Texas?

The airport code for Houston (Intercontinental), Texas, is IAH. This code is derived from the name "Intercontinental," and it follows the standard three-letter format used by the International Air Transport Association (IATA) for identifying airports. IAH specifically designates George Bush Intercontinental Airport, which serves as a major hub for domestic and international flights in the Houston area. The use of IAH allows for a streamlined communication and identification process within the aviation industry, ensuring that travelers and airlines can easily reference this airport.

The other options refer to different airports: HOU is the code for William P. Hobby Airport in Houston, GSO is for Piedmont Triad International Airport in Greensboro, North Carolina, and HDN is the code for Yampa Valley Airport in Hayden, Colorado. These codes are distinct and serve entirely different locations within the U.S. and therefore are not relevant to George Bush Intercontinental Airport.