Delta Airlines operates out of Terminal 2 of San Diego International Airport (SAN). Delta Airlines SAN Terminal , renowned for its efficiency and traveler-friendly amenities, offers Delta customers a number of options, including self-service kiosks, TSA PreCheck lanes, and convenient access to security checkpoints. The Sky Club lounge in Terminal 2 is open to Delta Sky Club members and provides comfortable seats, free refreshments, and beverages. The terminal also features several stores, restaurants, and charging stations for added convenience.