PHX-Phoenix Sky Harbor International Airport

Phoenix Sky Harbor International Airport is a civil-military public international airport 3 miles east of downtown Phoenix, in Maricopa County, Arizona, United States. It is Arizona's largest and busiest airport; among the largest commercial airports in the United States, PHX was the 11th-busiest airport in the United States in terms of passenger boardings and 35rd-busiest in the world in 2024. The airport serves as a hub for American Airlines and a base for Frontier Airlines and Southwest Airlines. The airport is also home to the 161st Air Refueling Wing (161 ARW), an Air Mobility Command (AMC)–gained unit of the Arizona Air National Guard. The military enclave is known as Goldwater Air National Guard Base. One of two flying units in the Arizona ANG, the 161 ARW flies the KC-135R Stratotanker aircraft. In addition to its domestic role as a National Guard unit, answering to the Governor of Arizona, the 161 ARW also performs both a stateside and overseas role as a USAF organization, supporting air refueling and air mobility missions worldwide.