Investor Presentaiton

Operational Excellence And Customer Focus Drive NPS Gains System On Time Arrival By Airline¹ Delta Domestic Net Promoter Score YTD as of March 10, 2022 YTD as of Feb 28, 2022 Completion Factor 84.3% 82.2% 80.1% 79.7% 48 97.0% 94.7% 95.4% 94.7% 54 2019 2022 YTD Delta Ranked No.1 Among Peers On Key Operating Metrics In 2021 And 2022 YTD 1 Preliminary. Mainline Domestic arrival within 14 minutes per U.S. DOT reporting requirements 4

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