At San Francisco International Airport (SFO), Southwest Airlines SFO Terminal is based in Terminal 1, Boarding Area B. Southwest is well-known for its low-cost service and customer-focused practices. It provides free domestic travel with two checked bags and no change fees. With self-service kiosks, TSA PreCheck, and a selection of food and shopping alternatives like Napa Farms Market and Peet's Coffee, Terminal 1 offers a contemporary, effective travel experience. With roomy seating areas and charging stations, the terminal's design prioritizes passenger comfort, guaranteeing Southwest travelers a convenient and enjoyable journey.