SkyWest, Inc. is the holding company for two North American regional airlines, SkyWest Airlines and ExpressJet Airlines, and an aircraft leasing company. SkyWestРІР‚в„ўs airline companies provide commercial air service in cities across the United States, Canada, Mexico and the Caribbean with approximately 4,000 daily flights and a fleet of 755 aircraft. SkyWest Airlines operates through partnerships with United Airlines, Delta Air Lines, US Airways, American Airlines and Alaska Airlines. ExpressJet Airlines operates through partnerships with United Airlines, Delta Air Lines and American Airlines. SkyWest is headquartered in St. George, Utah, and continues to set the standard for excellence in the regional industry with unmatched value for customers, shareholders and its nearly 20,000 employees.