Summary Southwest operates one in 25 of the world's flights in August 2024. It serves 45 states, with California having the most departures. While Massachusetts has declined the most compared to before the pandemic, California is also severely impacted.

Southwest is the world's fourth-largest airline. In August 2024, it has 120,000 services, equivalent to 3,870 daily. Only American, Delta, and United are larger.

Southwest, which will begin its first red-eye services soon, is so large that it operates one in 25 of the world's flights. The carrier now has 816 Boeing 737-700s, 737-800s, and 737 MAX 8s. Southwest's top 10 states The carrier's network comprises 45 states, including the District of Columbia and the US territory of Puerto Rico.

Analyzing Cirium schedules data shows that three in 10 Southwest flights touch its top 10 states. Unsurprisingly, Southwest has more departures from California than anywhere else. It has about 19,600 one-way flights (double for both ways) and 200+ routes.

While it has a quarter of the state's total services, its share is nowhere near as significant as in the much smaller states of Nevada (41% of flights), Maryland (69%), and Missouri (46%). Southwest's heavy Californian presence is influenced by its many high-frequency intrastate airport pairs and numerous flights from neighboring Arizona and Nevada. These short markets account for 65% of the airline's California operations.

Want tickets? Find them here! Of the top 10 states, Southwest is the.