Miramar, Florida, 2013-09-11 — /travelprnews.com/ — Spirit Airlines (NASDAQ: SAVE) today reported its preliminary traffic results for August 2013. Traffic (revenue passenger miles) in August 2013 increased 28.0 percent versus August 2012 on a capacity (available seat miles) increase of 22.1 percent. Load factor for August 2013 was 90.7 percent, an increase of 4.2 points as… Read the full press release