Southwest Airlines SAN Terminal  provides effective and reasonably priced domestic and some international travel, and it only operates out of Terminal 1 at San Diego International Airport (SAN). Terminal 1, which was recently refurbished, offers roomy seating, contemporary conveniences, and efficient check-in procedures. Southwest is a well-liked option for travelers due to its distinctive open seating policy and free checked baggage policy. To guarantee a comfortable stay, the terminal has a number of dining options, retail stores, and charging stations. Southwest remains a significant airline at SAN, serving both business and leisure passengers with an emphasis on sustainability and customer service.