Frontier Airlines will suspend 12 Atlanta routes in September and October. The airline said that some, or all, of the routes could be brought back. “All of these markets are seasonal adjustments. We’ll evaluate the performance of these markets and then determine which ones will return next year,” airline spokesman Jim Faulkner wrote in an email Thursday. Frontier will cease flying from Atlanta to Cleveland, Houston (Bush), Austin, San Antonio, Cincinnati, Kansas City, Indianapolis, St. Louis, Pittsburgh, Raleigh-Durham, Milwaukee and Memphis. The Memphis suspension drew consternation from that airport’s operator. Frontier only began the thrice-weekly service in April. To read more at Travel Weekly, click here.