Exhibit 99.1 July 17, 2024 Media contact: Investor/analyst contact: Media Relations Ryan St. John (206) 304-0008 VP Finance, Planning and Investor Relations ALKInvestorRelations@alaskaair.com Alaska Air Group reports second quarter 2024 results Expected to lead the industry with adjusted pretax margin of 15.8% Achieved a completion rate of 99.5%, among the highest in the industry Reached tentative agreement with Alaska flight attendants represented by AFA SEATTLE — Alaska Air Group (NYSE: ALK) today reporte ...