About
Southwest Airlines Co. operates Southwest Airlines, a major passenger airline that provides scheduled air transportation in the United States and near-international markets. We commenced service on June 18, 1971, with three Boeing 737 aircraft serving three Texas cities: Dallas, Houston, and San Antonio. As of September 30, 2025, we had a total of 802 Boeing 737 aircraft in our fleet and served 117 destinations in the United States and near-international countries.