United Airlines Holdings, Inc. announced impairment charges for the fourth quarter ended December 31, 2019. For the period, the company reported impairment of assets of $102 million compared to $232 million a year ago.

The company reported operating results for the fourth quarter and full year ended December 31, 2019. For the quarter, the company's passengers were 40,306,000 against 39,891,000 a year ago. Revenue passenger miles were 58,633 million against 56,968 million a year ago. Available seat miles were 71,038 million against 68,902 million a year ago. Passenger load factor was 82.5% against 82.7% a year ago.

For the full year, the company's passengers were 162,443,000 against 158,330,000 a year ago. Revenue passenger miles were 239,360 million against 230,155 million a year ago. Available seat miles were 284,999 million against 275,262 million a year ago. Passenger load factor was 84% against 83.6% a year ago.