Spirit Airlines, Inc. reported preliminary traffic results for the month and year-to-date ended December 31, 2014. For the month, the company reported revenue passenger miles was 1,316,275,000 compared with 1,118,119,000 a year ago. Available seat miles was 1,528,382,000 compared with 1,272,607,000 a year ago. Load factor was 86.1% compared with 87.9% a year ago.

For the year-to-date, the company reported revenue passenger miles was 14,159,860,000 compared with 12,001,088,000 a year ago. Available seat miles was 16,340,142,000 compared with 13,861,393,000 a year ago. Load factor was 86.7% compared with 86.6% a year ago.