ORLANDO, Fla., April 9 /PRNewswire-FirstCall/ -- AirTran Airways, a subsidiary of AirTran Holdings, Inc. (NYSE: AAI - News), today announced plans to begin service in Allentown/Bethlehem, Pa., effective June 25, 2009. The low-cost carrier will offer roundtrip nonstop flights between Lehigh Valley International Airport in Allentown/Bethlehem, Pa., and both Orlando International Airport in Orlando, Fla., and Ft. Lauderdale - Hollywood International Airport in Ft. Lauderdale, Fla.