United States securities and exchange commission logo December 16, 2022 Gregory Anderson Chief Financial Officer Allegiant Travel CO 1201 North Town Center Drive Las Vegas, Nevada 89144 Re: Allegiant Travel CO Form 10-K for the Fiscal Year ended December 31, 2021 Filed March 1, 2022 File No. 001-33166 Dear Gregory Anderson: 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