MN Airlines, LLC, operating as Sun Country Airlines, is an American low-cost airline headquartered in the Minneapolis–Saint Paul suburb of Mendota Heights, Minnesota. The airline was founded in June, 1982 and commenced operations January 1983. Sun Country uses nearby Minneapolis–Saint Paul International Airport (MSP) as its main hub and flies scheduled and charter flights to destinations in the United States, Mexico, Caribbean and Costa Rica. The airline provides charter service for the United States Armed Forces.