(Minneapolis, MN)  —  Sun Country Airlines is returning to non-stop flights to vacation destinations this fall.  The Minneapolis-based discount airline announced yesterday they are renewing flights to Gulfport-Biloxi International Airport in Mississippi and Louis Armstrong New Orleans International Airport.  Sun County will also offer new direct service to Raleigh-Durham International Airport in North Carolina.  They will provide additional flights to vacation destinations including Florida, Arizona, Mexico, and others.