United States securities and exchange commission logo November 22, 2022 Gerald Laderman Executive Vice President and Chief Financial Officer United Airlines Holdings, Inc. 233 South Wacker Drive Chicago, IL 60606 Re: United Airlines Holdings, Inc. Form 10-K for Fiscal Year Ended December 31, 2021 Filed February 18, 2022 File No. 001-06033 Dear Gerald Laderman: We have completed our review of your filing. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Sincerely, Division of Corporation Finance Office of Energy & Transportation