Business: SkyWest, Inc. is the holding company for two scheduled passenger airline operations and an aircraft leasing company and is headquartered in St. George, Utah. SkyWest's airline companies provide commercial air service in cities across the United States, Canada, Mexico and the Caribbean with more than 3,300 daily flights and a fleet of 662 aircraft. SkyWest Airlines operates through partnerships with United Airlines, Delta Air Lines, American Airlines and Alaska Airlines. ExpressJet Airlines operates through partnerships with United Airlines, Delta Air Lines and American Airlines.