Warren Buffett Famously Bailed On Airlines in 2020. Now Berkshire Just Bet $2.65 Billion on Delta. Time to Buy?

Berkshire Hathaway disclosed a new 39.8 million-share, $2.65 billion stake in Delta Air Lines, making it Berkshire’s 14th-largest holding and a 6.1% ownership stake. Delta reported record Q1 2026 adjusted operating revenue of $14.2 billion (+9.4% YoY) and EPS of $0.64, while premium revenue, loyalty revenue, and AmEx remuneration remained strong. Offsetting the positives, Middle East-related fuel spikes are expected to add more than $2 billion of second-quarter fuel costs, pressuring near-term earnings despite a roughly 10x earnings valuation.

Analysis

The market is likely underappreciating that this is not a simple airline bet but a quasi-consumer-finance and brand-mix story. Delta’s premium and loyalty economics create a more defensive earnings stream than legacy passenger traffic, which should support a higher multiple than peers if the premium mix keeps compounding. Berkshire’s purchase is therefore a signal on business quality more than on near-term cyclicals, and that distinction matters because the stock can work even if unit growth slows.

The main second-order effect is relative, not absolute: Delta’s structural fuel hedge and premium monetization widen the gap versus other U.S. carriers when input costs spike. If higher fuel persists for multiple quarters, weaker peers may be forced to discount capacity or defer capex, which could leave Delta with both better pricing power and better share gains in premium corporate travel. That also raises the probability of eventual industry rationalization, which is usually the setup for margin expansion 6–12 months later rather than immediately.

The consensus risk is that investors are extrapolating a short-term fuel shock into a full thesis break. In reality, the bigger risk is a demand air pocket in premium leisure and corporate travel over the next 1–2 quarters, which would hit the high-margin mix faster than the fuel hedge can offset. If that doesn’t materialize, the market may re-rate DAL from a distressed cyclic to a quality compounder; if it does, the downside is likely multiple compression rather than a permanent impairment of the business model.

Berkshire’s re-entry also has a positioning implication for BRK.B: the trade is not about upside from DAL alone, but about signaling that Abel may be more willing than Buffett to own asset-light, cash-generative cyclical franchises when the entry point is depressed. That creates a short-term sentiment tailwind for DAL and a small halo effect for AXP via the co-brand linkage, but the real trade is whether the market starts paying up for durability inside an industry it still prices as purely cyclical.

Key Decisions for Investors

• Long DAL on a 3–6 month horizon; use any fuel-driven pullback as entry. Risk/reward is favorable if premium demand holds and the stock rerates from ~10x toward low-teens earnings multiple.
• Pair trade: long DAL / short AAL or LUV for 2–4 quarters. Delta has superior pricing power, loyalty monetization, and a structural hedge; the shorts are more exposed to fare discounting if fuel pressure persists.
• Buy AXP on weakness as a secondary beneficiary over 6–12 months. The card partnership is a levered call on premium travel resilience; downside is lower if DAL’s premium mix stays above main-cabin growth.
• Consider DAL call spreads 6–9 months out rather than outright shares. This captures rerating potential while defining downside if corporate travel softens or fuel stays elevated.
• Overweight BRK.B modestly if you want exposure to the portfolio signal rather than single-name airline risk; the move suggests capital allocation discipline is not rejecting higher-quality cyclicals at the new regime.