JetBlue Airways Corporation (NASDAQ:JBLU) reported its preliminary traffic results for December 2017. Traffic in December increased 2.7 percent from December 2016, on a capacity increase of 4.4 percent.

Load factor for December 2017 was 82.7 percent, a decrease of 1.4 points from December 2016. JetBlue’s preliminary completion factor was 99.8 percent and its on-time (1) performance was 74.1 percent.

The following reflects revised guidance for the fourth quarter of 2017:

Fourth quarter revenue per available seat mile (RASM) is expected to increase approximately 1.8% year-over-year.
CASM ex-fuel growth is expected to include approximately $23 million of additional expenses associated with the $1,000 bonus for each Crewmember, which will raise our previously provided guidance by 2.0 percentage points.
JetBlue expects fuel cost per gallon of $1.89 to $1.92 in the fourth quarter.