United Continental Holdings, Inc. reported preliminary consolidated operating results for the month and year to date ended December 2018. For the month, the company reported consolidated revenue passenger miles of 19,329,149,000 against 18,075,107,000 a year ago. Consolidated available seat miles were 23,372,111,000 against 21,962,885,000 a year ago. Consolidated passenger load factor was 82.7% against 82.3% a year ago. Consolidated onboard passengers were 13,192,000 against 12,442,000 a year ago. Total cargo revenue ton miles was 302,575,000 against 301,330,000 a year ago. For the year to date, the company reported consolidated revenue passenger miles of 230,154,785,000 against 216,260,501,000 a year ago. Consolidated available seat miles were 275,261,697,000 against 262,385,927,000 a year ago. Consolidated passenger load factor was 83.6% against 82.4% a year ago. Consolidated onboard passengers were 158,330,000 against 148,067,000 a year ago. Total cargo revenue ton miles was 3,424,625,000 against 3,315,902,000 a year ago.