Houston Airport System exists to connect people, businesses, cultures, and economies of the world to Houston. The Houston Airport System is the City of Houston’s Department of Aviation. Comprised of George Bush Intercontinental Airport (IAH), William P. Hobby Airport (HOU) and Ellington Airport (EFD) / Houston Spaceport, Houston Airports served nearly 60 million passengers in 2019. Houston Airports form one of North America's largest public airport systems and position Houston as the international passenger and cargo gateway to the South Central United States and a primary gateway to Latin America.