Definition: AirWest is a term for an airline that operates primarily in California, especially Los Angeles. The word 'airwest' implies the airline serves both domestic and international destinations within the state of California, which includes Los Angeles. It typically refers to a California-based airline operating between different regions across the United States, particularly those within the California metropolitan area. In simpler terms, airWest might refer to an airline serving the entire state of California, but they also operate in other parts of the country such as Arizona or Oregon.