18 Squadron
# 18 Squadron

18 Squadron or 18th Squadron may refer to:

* No. 18 (Netherlands East Indies) Squadron RAAF, a unit of the Royal Australian Air Force
* No. 18 Squadron IAF, a unit of the Indian Air Force
* No. 18 Squadron RAF, a unit of the United Kingdom Royal Air Force
* 18th Squadron (Observation), a unit of the United States Army Air Service
* 18th Aggressor Squadron, a unit of the United States Air Force
* 18th Combat Mapping Squadron, a unit of the United States Army Air Force
* 18th Intelligence Squadron, a unit of the United States Air Force
* 18th Flight Test Squadron, a unit of the United States Air Force
* 18th Reconnaissance Squadron, a unit of the United States Air Force
* 18th Space Defense Squadron, a unit of the United States Space Force
* 18th Squadron (Belgium), a unit of the Belgian Air Force
* Marine Wing Communications Squadron 18, a unit of the United States Marine Corps
* Marine Tactical Air Command Squadron 18, a unit of the United States Marine Corps
