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Southwest Airlines Co. (LUV) is a major passenger airline known for its extensive domestic network and near-international service. The company operates scheduled air transportation across the United States and to several nearby international destinations with a uniform fleet of Boeing 737 aircraft, while also offering ancillary services such as loyalty programs and online travel tools. Southwest is headquartered in Dallas, Texas, and has a market cap of around $21.5 billion.
Shares of this leading airline company have outperformed the broader market over the past year. LUV has gained 28.3% over this time frame, while the broader S&P 500 Index ($SPX) has rallied about 15%. However, in 2026, LUV is down 1.1%, compared to the SPX’s 1.9% rise on a YTD basis.