Air Wisconsin Airlines Corporation (AWAC) Established: 1965 CEO: Geoffrey Crowley Web URL: http://www.airwis.com IATA Code: ZW Frequent flier program: N/A Headquarters: Appleton, Wisconsin Hubs: Charlotte, Philadelphia, and Washington-Reagan/National. Fleet: Bombardier CRJ-200 Operating As: US Airways Express   Midwest Airlines Established: 1948 (KC Aviation) CEO: Timothy Hoksema Web URL: http://www.midwestairlines.com IATA Code: YX Frequent Flier Program: Midwest Miles Headquarters: Oak Creek, Wisconsin Hubs: Milwaukee and Kansas City Fleet: Boeing 717 and McDonnell Douglas MD-80   Skyway Airlines Established: 1994 CEO: Timothy Hoksema Web URL: http://www.midwestairlines.com IATA Code: YX Frequent Flier Program: Midwest Miles Headquarters: Oak Creek, Wisconsin Hubs: Milwaukee and Kansas City Fleet: Beechcraft 1900D and Fairchild Dornier 328 Jet   Information correct as of April 17, 2006