Exhibit 99.1 October 31, 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 third quarter 2024 results Completed acquisition of Hawaiian Airlines Led the industry in adjusted pretax margin SEATTLE — Alaska Air Group (NYSE: ALK) today reported financial results for the third quarter ending September 30, 2024. Air Group closed out a strong third quarter, generating GA ...