Spirit Airlines reported preliminary traffic results for the month and full year ended December 31, 2013. Traffic (revenue passenger miles) in December 2013 was 1,118,119,000 increased 24.8% against December 2012 on a capacity (available seat miles) was 1,272,607,000 increase of 20.3%. Load factor for December 2013 as 87.9 %, a increase of 3.2 points as compared to December 2012. Spirit's preliminary completion factor for December 2013 was 98.9%.

For the full year traffic (revenue passenger miles) was 12,001,088,000 increased 24.2% against for the same period last year on a capacity (available seat miles) was 13,861,393,000 increase of 22.2% compared to same period last year. Load factor was 86.6%, a increase of 1.4 points as compared to for the same period last year.