Mactan–Benito Ebuen Air Base, originally known as Opon Airfield and later Mactan Air Base, is an active military airbase of the Philippine Air Force (PAF). It is located on the island of Mactan, Cebu, in the Visayas region of the Philippines. It shares its two runways with the civilian Mactan–Cebu International Airport. Mactan Air Base was originally built by, and was a facility of the United States Air Force (USAF), until the American military units left the country in 1991, whereby full and total control was handed over to the Philippine Air Force.