Southwest Airlines Co

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, competitive 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, 2025, 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.

As part of the Company's ongoing modernization efforts, the Company is executing several transformational initiatives designed to elevate the Customer Experience on its flights, improve financial performance, and drive Shareholder value, including:

Assigned and Extra Legroom Seating : On January 27, 2026, Southwest began operating assigned and extra legroom seating to better align with airline passenger preferences. Passengers can now choose between a standard seat, a preferred seat near the front of the cabin, or an extra legroom seat with additional pitch.

Redesigned Boarding Model : Southwest evolved its boarding process beginning January 27, 2026, by prioritizing Customers into boarding groups based on seat location, fare bundle, and loyalty program status, beginning with extra legroom seats in boarding groups 1 and 2 .