The Copperstate Fly-In is under the sole ownership, control, and operation of Copperstate Fly-In, Inc. and not the Experimental Aircraft Association Inc. (EAA). Copperstate is the largest Fly-In of its type in the western United States and the fourth largest Fly-In in the United States. It is held at the Casa Grande Municipal Airport (CGZ) in Casa Grande, AZ. Casa Grande is located approximately halfway between Phoenix and Tucson.
Since its first event in 1973, Copperstate Fly-In has been bringing together aviation enthusiasts in the southwest United States. Copperstate Fly-In, Inc. is a volunteer run, 501(c)(3) non-profit organization dedicated to promoting recreational and general aviation through events, scholarships, and public education. Proceeds from the Copperstate Fly-In help support scholarship programs for youth seeking careers in the aerospace industry.