PACAF

PACAF
Original: United States Air Force Vector: Designism · Public domain · source
Unit name	Pacific Air Forces
Caption	Emblem of Pacific Air Forces
Dates	1944–present
Country	United States
Branch	United States Air Force
Type	Major Command
Role	Air power in the Indo-Pacific
Garrison	Hickam AFB, Hawaii
Garrison label	Headquarters

PACAF

Pacific Air Forces serves as the United States Air Force component for the Indo-Pacific region, responsible for air, space, and cyber operations across an area spanning from the west coast of the Americas to the Indian Ocean. It operates in coordination with regional partners, including the United States Indo-Pacific Command, the United States Army Pacific, and the United States Navy's Pacific Fleet, and engages with allies such as Japan Self-Defense Forces, Australian Defence Force, and Republic of Korea Air Force. Its activities intersect with historical events like the World War II Pacific campaigns, the Korean War, and the Vietnam War, and with institutions such as the United States Congress and Department of Defense for policy and resource allocation.

History

Pacific Air Forces traces organizational antecedents to units active in the South West Pacific Area and China Burma India Theater during World War II, including formations involved in the Battle of Leyte Gulf and the Burma Campaign. Postwar restructuring connected it to operations during the Korean War and later the Vietnam War, where coordination with the Strategic Air Command and Tactical Air Command influenced force posture. During the Cold War, interactions with the Soviet Union and the People's Republic of China shaped basing and deterrence concepts alongside treaties like the Treaty of Mutual Cooperation and Security between the United States and Japan. In the post-Cold War era, engagements have included responses to the Asian financial crisis (1997), humanitarian missions after the 2004 Indian Ocean earthquake and tsunami, and contingency operations tied to the Global War on Terrorism and regional dialogues such as the ASEAN Defense Ministers' Meeting.

Mission and Role

The command provides airpower planning, readiness, and force employment to support United States Indo-Pacific Command objectives, integrating capabilities across air, space, and cyber domains with partners including the Japan Air Self-Defense Force, Royal Australian Air Force, and Republic of Korea Air Force. It supports deterrence through theater airlift, aerial refueling, intelligence, surveillance, reconnaissance, and command-and-control functions in coordination with the United States Navy and United States Marine Corps aviation elements. PACAF contributes to multinational exercises like RIMPAC, crisis response during contingencies involving the Democratic People's Republic of Korea, and cooperation initiatives such as the Five Eyes security partnership and bilateral agreements with Philippine Air Force and Royal Thai Air Force.

Organizational Structure

The command headquarters at Hickam AFB provides staff oversight for numbered air forces, wings, and squadrons stationed across the region, coordinating with commands including the Alaskan Command and United States European Command for joint interoperability. Subordinate elements include expeditionary wings and specialized units that interface with headquarters units such as the Pacific Fleet liaison and the U.S. Special Operations Command Pacific. Staff directorates handle intelligence tied to organizations like the National Security Agency and Defense Intelligence Agency, logistics collaborating with the Defense Logistics Agency, and legal matters involving the Uniform Code of Military Justice.

Bases and Facilities

Major installations under PACAF influence include bases in the Hawaii archipelago, long-standing facilities in Japan such as Kadena Air Base and Misawa Air Base, and key locations in the Republic of Korea like Osan Air Base and Kunsan Air Base. The command also leverages forward operating locations and access agreements with nations including the Philippines, Singapore, and Australia, and maintains expeditionary deployments to facilities used during exercises with the Royal New Zealand Air Force and Indonesian Air Force. Infrastructure projects have involved collaboration with agencies such as the U.S. Army Corps of Engineers and host-nation defense ministries.

Operations and Exercises

PACAF units participate in combined and joint exercises including Cope North, Red Flag–Alaska, and the multinational Rim of the Pacific Exercise (RIMPAC), as well as bilateral drills with the Japan Ground Self-Defense Force and Republic of Korea Army. The command has executed humanitarian assistance and disaster relief operations after events such as the 2011 Tōhoku earthquake and tsunami and engages in air policing missions to deter incursions in partnership with regional air forces. Contingency operations have involved coordination with the United States Transportation Command and expeditionary campaigns tied to operations in Southwest Asia and maritime security efforts involving the United States Coast Guard.

Aircraft and Equipment

Units under the command operate a range of combat and support aircraft including fighters, refuelers, and reconnaissance platforms that have included models produced by manufacturers such as Boeing, Lockheed Martin, and Northrop Grumman. Typical platforms associated with the region are multi-role fighters, airlift transports, tanker aircraft, special operations variants, and unmanned aerial systems that integrate sensors from companies like Raytheon Technologies and General Atomics. Command-level sustainment and modernization efforts coordinate with procurement processes overseen by the Under Secretary of Defense for Acquisition and Sustainment and congressional appropriations through committees in the United States Senate and United States House of Representatives.

Leadership and Command

The command is led by a four-star commander who reports to the Secretary of the Air Force and works closely with the Commander, United States Indo-Pacific Command as the air component. Senior leadership includes deputy commanders, chiefs of staff, and numbered-air-force commanders who liaise with foreign defense ministers and chiefs of service such as counterparts from the Ministry of Defence (Japan), Australian Department of Defence, and the Republic of Korea Ministry of National Defense. Leadership rotation and appointments follow statutes involving the National Defense Authorization Act and confirmation processes in the United States Senate.

Category:United States Air Force commands Category:Military units and formations established in 1944