"Southwest Airlines provides passengers with a practical and effective departure location for both domestic and international flights out of Terminal 1 at San Diego International Airport (SAN)." Southwest Airlines SAN Terminal has gained popularity among travelers at SAN thanks to its excellent customer service and affordable flight options. The terminal is furnished with contemporary conveniences like free Wi-Fi, food options, and effective security procedures. SAN, one of California's busiest airports, keeps growing and upgrading its infrastructure to give Southwest travelers a seamless journey. Follow the most recent developments to make your time at the airport even more convenient.