Frontier Group Appoints James G. Dempsey President, CEO, Effective Jan. 7; Expects Q4 Non-GAAP EPS At Higher End Of Guidance Between $0.04 To $0.20

Frontier Group Holdings, Inc. (NASDAQ: ULCC) ("Frontier" or the "Company"), parent company of Frontier Airlines, Inc., today announced that its Board of Directors (the "Board") has elected James G. Dempsey as President and Chief Executive Officer, and a member of the Frontier Board, effective yesterday. In December 2025, Mr. Dempsey had been named Frontier's interim Chief Executive Officer.

Frontier also announced updates to the fourth quarter 2025 guidance it provided on November 5, 2025 and supplemented on December 15, 2025. The Company now expects its adjusted (non-GAAP) diluted earnings per share to be at the higher end of the previously provided guidance range of between $0.04 and $0.20 per share. This reflects strong revenue performance as the quarter progressed, overcoming the impact of the government shutdown.