Top line decelerating.
+2.8% YoY versus +6.2% prior. 3y CAGR +7.8%.
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Industrials · Market Cap: $54.6B
Fundamentals as of 2026-03-31
All analysis on this page is for educational purposes only and does not constitute financial advice. Fair values are model-based estimates. Always do your own research.
The Question
2 of 3 legendary models say BUY DAL — but Joel Greenblatt disagrees.
What would legendary investors pay for DAL?
These figures are not quotes or opinions from Buffett, Graham, Lynch or the other investors. They are our own estimates, computed by applying the intrinsic-value formulas each investor is known for to this company’s financials.
For educational purposes only. Not a recommendation to buy or sell securities.
Mixed — Delta Air Lines, Inc. has 22.0% ROE but D/E 3.14.
Financial story
Mixed — Delta Air Lines, Inc.'s 22.0% ROE is strong, but its 3.14 debt-to-equity is elevated.
Bottom line: DAL is rated BUY by 2 of 3 legendary models, with 0 holding and 1 flagging it overvalued, but earns a B sector grade (62/100) in Industrials. Whether the premium is justified depends on which lens you trust. Drill into the valuation breakdown and sector ranking for the full picture.
DAL trades at 10.7x earnings. Sector context and per-investor signals are in the valuation tab.
DAL and FAST differ on P/E, ROE, and revenue growth. See the full DAL vs FAST compare matrix.
Buffett, Lynch, and Greenblatt evaluate DAL against their respective frameworks. Per-model fair value and reasoning are in the valuation tab.
DAL's P/E ratio is 10.7x. 5-year P/E history is in the financials tab.
2 of 3 legendary models say BUY. Full breakdown by investor and signal is in the valuation tab.
DAL's earnings calendar and history are tracked in the financials tab. Specific dates depend on company-published guidance.
P/E 11.6x — 27% above the 5y median of 9.1x. Forward 15.4x signals EPS contraction next year.
11.6xHow does DAL compare?
See exactly where DAL ranks
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Sign in to see the rankingDAL sits at #11 in Industrials with a B grade (62/100).