About the Author
Lou Whiteman has no position in any of the stocks mentioned. The Motley Fool recommends Alaska Air Group, Delta Air Lines, and Southwest Airlines. The Motley Fool has a disclosure policy.
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This airline is the driving force behind much of the recent innovation in the industry. Atlanta-based Delta Air Lines kicked off a round of consolidations that helped stabilize the business when it acquired Northwest Airlines in 2008, and it has revamped pricing to better compete with discounters. Delta even bought an oil refinery to ensure its access to jet fuel.
More recently, Delta was out in front of the pack when it came to forging a new labor deal with its all-important pilots group. Where Delta goes, its rivals follow.
Post-pandemic Delta has a stable balance sheet and relatively strong labor relations, making it among the first international carriers to fully recover.
United Airlines has extensive operations serving Silicon Valley and the U.S. energy sector, as well as a massive network throughout Asia. The highly cyclical nature of those markets means United's results can ebb and flow with tech or energy markets.
Chicago-based United was historically the envy of the industry for its large presence in key business markets and its unrivaled connections to corporate travelers. Its advantage waned during the pandemic, but its network remains a key strength for United.
Importantly for investors, this longtime underperformer now has a stable, progressive management team that has done a good job of modernizing its sleepy operation.
Southwest Airlines was the original discounter, but it is now one of the industry titans and no longer a maverick start-up. The Dallas-based airline remains the only major carrier never to have filed for bankruptcy, and its streamlined operations have a track record of profitability even as rivals struggle.
Southwest's pristine reputation has taken a few hits in recent years. The airline had a high-profile schedule meltdown during the 2022 holiday season, and issues with its aging IT infrastructure led to another systemwide grounding of planes in 2023. The company was the target of activist pressure in 2024, which led Southwest to modernize its systems, begin assigning seats, and add fees for checked bags.
But even if this is not the Southwest of old, the airline is, by and large, a reliable operator that remains a cost leader. It also has the industry's best balance sheet, making it an investor favorite for its resilience.
Frontier Group is a new breed of discount carrier that offers very little beyond a seat for the price of a ticket, charging for small frills like beverages and carry-on bags that other airlines provide for free.
The business model is the subject of many complaints and jokes, but price-sensitive consumers pack the planes. And thanks to its low-cost structure, Frontier can win a price war against almost any other carrier in its market.
Frontier is unlikely ever to join the ranks of global airlines like Delta or United, and might never achieve the scale of Southwest. However, it offers a niche product that has made it the fastest-growing airline in the U.S., and it has a large backlog of jets on order for future expansion.
Benefits:
Risks:
Airlines are all in the same basic business -- moving people from point A to point B -- but the ways they schedule and price their services vary. For this list, we tried to provide a sampler of the best full-service airlines, discounters, and those in between.
These airlines are the best of the best in terms of financial performance, but they are unlikely to all trade together. Delta and United will benefit if corporate travel is strong, while Southwest tends to cater to vacationers. All airlines tend to be cyclical, doing better when the economy is strong and both people and businesses can afford to travel.
Airline stocks can be rewarding, but remember that the sector is cyclical, and profits can swing quickly with fuel prices, labor costs, and the broader economy.
If you can tolerate volatility and believe travel demand will grow over time, a well-run airline can offer leveraged exposure to economic expansion. If you prefer steadier returns, consider limiting airlines to a small portion of your portfolio or buying into a transportation-focused exchange-traded fund (ETF) for diversified exposure.




Alaska Air Group, as its name suggests, has largely been focused on the U.S. Pacific Northwest for much of its history. But thanks to its 2016 purchase of Virgin America and 2023 acquisition of Hawaiian Airlines, the company is now a major player down the West Coast into southern California and has a transcontinental business, as well.
Alaska has historically partnered with its bigger rivals, giving its customers access to the entire globe and its partners more service to small Pacific Northwest markets. These days, Alaska is tied most closely to American Airlines Group (AAL -3.94%).
Through the years, Alaska has developed a reputation as a solid operator that has outperformed its larger rivals. The airline experienced some hiccups during the integration of Virgin America, but has regained altitude and once again ranks as one of the most intriguing investments in the sector.
Airline stocks have a long history of boom-and-bust cycles, but today’s industry looks very different from a decade ago. Consolidation has left a small group of dominant carriers with better pricing power, stronger balance sheets, and more disciplined capacity management.
Travel demand has rebounded sharply since the COVID-19 pandemic, helping the strongest airlines return to profitability. While rising fuel costs and labor shortages remain real risks, some carriers are far better positioned than others.
Airlines come in all shapes and sizes, including industry leaders such as Delta Air Lines (DAL -2.94%) and United Airlines (UAL -2.86%), discounters Southwest Airlines (LUV -2.73%) and Frontier Group Holdings (ULCC -4.59%), and mid-sized Alaska Air Group (ALK -4.43%).
For investors ready for takeoff, here are the best airline stocks to consider and how to invest in the sector.

| Name and ticker | Current price | Market capMarket cap calculated using publicly traded shares outstanding only. Does not include unlisted, private, or dual-class non-traded shares. Implied market cap may vary. | Dividend yield |
|---|---|---|---|
| Delta Air Lines (NYSE:DAL) | $84.17 | $55.4 billion | 1.15% |
| United Airlines (NASDAQ:UAL) | $115.41 | $37.5 billion | 0.00% |
| Southwest Airlines (NYSE:LUV) | $48.08 | $23.5 billion | 1.50% |
| Alaska Air Group (NYSE:ALK) | $45.51 | $5.1 billion | 0.00% |
| Frontier Group (NASDAQ:ULCC) | $6.23 | $1.4 billion | 0.00% |