
Bids were submitted by some airlines to begin flights almost immediately. The runway was expanded to accommodate airliners, and the facility opened in 1994 as Williams Gateway Airport. The 1991 Base Realignment and Closure Commission recommended closing the base, and it closed in 1993.Īs the base was being shut down, growing traffic at Sky Harbor International Airport in Phoenix was figured to warrant an alternative airport. In 1966, it was the first site of the Undergraduate Pilot Training program. In 1948, Williams became the first jet training base. It was a flight-training field during World War II. In 1948, Williams Field was acquired by the US military and renamed Williams Air Base. The fort was located in the then-named Territory of Hawaii (Hawaii would become a state in 1959). It was renamed Williams Field on February 24, 1942, in honor of Arizona native First Lieutenant Charles Linton Williams (1898–1927), who was killed while serving with the 19th Pursuit Squadron at Wheeler Field, Oahu, when he had to ditch his Boeing PW-9A, 26-353, in the Pacific Ocean about a mile off of Fort DeRussy. The airport was built in 1941 as Higley Field. History Airport entrance showing the former name Baggage-claim facility

The aviation community generally uses the FAA code of IWA, while commercial passenger-flight organizations use the IATA code of AZA. airports use the same three-letter location identifier for the FAA and IATA, but Phoenix–Mesa Gateway Airport has different codes for each.

Phoenix Mesa Gateway Airport reports the airport had 1,774,763 passenger boardings in 2019. Allegiant Air began scheduled service from Mesa in October 2007. The FAA's National Plan of Integrated Airport Systems for 2007–2011 called Phoenix–Mesa Gateway a reliever airport, which is a general aviation airport used to relieve congestion at a large airline airport. The airport, owned and operated by the Phoenix–Mesa Gateway Airport Authority, is a reliever airport for Phoenix Sky Harbor International Airport. Phoenix–Mesa Gateway Airport ( IATA: AZA, ICAO: KIWA, FAA LID: IWA), formerly Williams Gateway Airport (1994–2008) and Williams Air Force Base (1948–1993), is an international airport in the southeastern area of Mesa, Arizona, 20 miles (17 nmi 32 km) southeast of Phoenix, in Maricopa County.
