Spirit Airlines Reports August 2011 Traffic

Miramar, Florida (September 6, 2011) – Spirit Airlines (Nasdaq: SAVE) today reported its preliminary traffic results for August 2011 and year-to-date 2011.

Traffic (revenue passenger miles) in August 2011 increased 15.8 percent versus August 2010 on a capacity (available seat miles) increase of 13.1 percent. Load factor for August 2011 was 87.7 percent, an increase of 2.1 points as compared to August 2010.

In August 2011, Spirit cancelled 122 flights, or 14,287 thousand available seat miles, as a result of adverse weather conditions and airport closures in connection with Hurricane Irene.

The following table summarizes Spirit’s traffic results for the month and year-to-date ended August 31, 2011 and 2010.