FSX/Prepar3D – Scenery Charlevoix Muni, MI, USA. Charlevoix Municipal Airport (ICAO: KCVX, FAA LID: CVX) is a city owned, public use airport located one nautical mile (2 km) southwest of the central business district of Charlevoix, a city in Charlevoix County, Michigan, United States. It is mostly used for general aviation, but also offers passenger service to Beaver Island via Island Airways and Fresh Air Aviation. Installer and pics inside. By Fernando Angel Gonzalez.