Delta(DAL) - 2024 Q3 - Quarterly Results

Exhibit 99.1 1 CONTACT: Investor Relations Corporate Communications 404-715-2170 404-715-2554 InvestorRelations@delta.com Media@delta.com Delta Air Lines Announces September Quarter 2024 Financial Results Delivering industry-leading operational and financial performance year-to-date Expect record December quarter revenue and an 11% - 13% operating margin, expanding over prior year Generating strong Return on Invested Capital, exceeding cost of capital by 5 points Upgraded to investment grade credit rating b ...