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With a market cap of $43.4 billion, Delta Air Lines, Inc. (DAL) operates as the oldest airline of the United States. The Atlanta-based airline provides transportation for passengers as well as cargo in the U.S. and internationally. Its offerings also include aircraft maintenance and engineering support and overhaul services.
The airline giant has significantly outperformed the broader market over the past year. DAL stock has soared 70.2% over the past 52 weeks and jumped 11.2% on a YTD basis, outpacing the S&P 500 Index’s ($SPX) 22.7% surge over the past year and 2.7% gain in 2025.