Southwest Airlines Co. 10-K filed Feb 5, 2026

Modified · Company Overview

Southwest Airlines Co. (the “Company” or “Southwest”) operates Southwest Airlines, a major passenger airline that provides scheduled air transportation in the United States and near-international markets. Southwest commenced service on June 18, 1971, with three Boeing 737 aircraft serving three Texas cities: Dallas, Houston, and San Antonio. Southwest’s unique route network, lowcompetitive fares, and famous Hospitality continue to make the Company an attractive choice for Customers in cities across the United States and near-international destinations. As of December 31, 20242025, Southwest had a total of 803 Boeing 737 aircraft in its fleet and served 117 destinations in 42 states, the District of Columbia, the Commonwealth of Puerto Rico, and ten near-international countries: Mexico, Jamaica, The Bahamas, Aruba, Dominican Republic, Costa Rica, Belize, Cuba, the Cayman Islands, and Turks and Caicos.