Allegiant Travel Company (NASDAQ: ALGT) ("Allegiant", "we," "us," or "our") has announced that it priced the underwritten public offering of 1,350,000 shares of its common stock (the "Shares" and such offering the "Offering") at a public offering price of $219.00 per Share, for aggregate gross proceeds of $295,650,000.00. Allegiant has granted the underwriters of the Offering a 30-day option to purchase up to 202,500 additional Shares. The Offering is expected to close on or about May 10, 2021, subject to the satisfaction of customary closing conditions.

Allegiant expects to use the net proceeds of the Offering for airline growth opportunities and general corporate purposes, including the acquisition of aircraft and repayment of existing indebtedness.

Barclays and Morgan Stanley are acting as underwriters for the Offering. We have filed with the SEC a registration statement (including a prospectus) and a preliminary prospectus supplement relating to the Offering. Before you invest, you should read the preliminary prospectus supplement and the prospectus in that registration statement and other documents we have filed with the SEC for more complete information about us and the offering. You may get these documents free by visiting EDGAR on the SEC website at www.sec.gov. Alternatively, we, any underwriter or any dealer participating in the Offering will arrange to send you the preliminary prospectus supplement for the Offering and the accompanying prospectus upon request to: Barclays Capital Inc., c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, New York, 11717, or by telephone at (888) 603-5847, or by email at barclaysprospectus@broadridge.com or Morgan Stanley & Co. LLC, 180 Varick Street, 2nd Floor, New York, New York 10014, Attention: Prospectus Department. In addition, we will arrange to send you the prospectus relating to the Offering upon request to Allegiant Travel Company, Attention: Investor Relations, 1201 North Town Center Drive, Las Vegas, Nevada 89144, or by telephone at (702) 851-7300.