Alaska Air Group, Inc. reported consolidated operating results for the month of December 2017. For the month, the company’s revenue passengers were 3,719,000 against 3,509,000 a year ago. Revenue passenger miles were 4,505,000,000 against 4,125,000,000 a year ago. Available seat miles were 5,475,000,000 against 4,962,000,000 a year ago. Passenger load factor was 82.3% against 83.1% a year ago.