Air Wisconsin (AWI / ZW) — 58 Aircraft Fleet

Air Wisconsin was a regional airline headquartered in Appleton, Wisconsin, that operated from 1965 until its merger with Republic Airlines in 1987. The carrier primarily focused on regional passenger service, operating scheduled flights across the Midwest and connecting smaller communities to major hub airports. Air Wisconsin maintained a strong presence in Wisconsin and the Upper Midwest, serving as a feeder airline for larger carriers and helping to establish air service in underserved markets. The airline was known for its regional operations and contributed to the development of regional air transportation in the United States before being absorbed into Republic Airlines during the industry consolidation of the 1980s.