Spirit Airlines plans to add two new nonstops from San Antonio International Airport in the spring. The Florida-based carrier says the flights will go to Atlanta and New Orleans. Nonstop service to Hartsfield-Jackson Atlanta International Airport starts on April 9th. There will be one daily flight, all year long. A temporary flight will connect San Antonio to Louis Armstrong New Orleans International Airport during the Mardi Gras season. Those flights begin on February 20th and will continue through March 9th.