The 306th Expeditionary Airlift Squadron (306 EAS) is a military unit under the United States Air Force. It operates C-17 Globemaster III aircraft primarily for strategic and tactical airlift missions, providing mobility support for U.S. forces worldwide during both peacetime and conflict. As an expeditionary squadron, its personnel are frequently deployed to various locations as needed, often in support of combat operations or humanitarian relief efforts. The 306 EAS is stationed at Joint Base Lewis-McChord, Washington, and falls under the operational control of Air Mobility Command (AMC).