Seize Your Vacation Days with Southwest Airlines and AirTran with Fares Starting as Low as $59 One-Way to Select Nonstop Destinations Nationwide 2013-07-17 — /travelprnews.com/ — Southwest Airlines (NYSE: LUV) and wholly-owned subsidiary AirTran Airways are taking a stand against unused vacation days.  According to a survey by Harris Interactive Inc., Americans left an average… Read the full press release