Frontier Airlines SAN Terminal +1-888-839-0502 Hello, The only location from which Frontier Airlines SAN Terminal operates is Terminal 1 at San Diego International Airport. A variety of services are available at this station to guarantee travelers a comfortable journey. Self-service kiosks allow passengers to check in, drop off their bags, and enjoy a number of facilities like complimentary Wi-Fi, charging stations, and cozy lounging areas. Additionally, there are restaurants, stores, and ground transportation available at the terminal. You can get help at the Frontier Airlines ticket desk in Terminal 1. To give themselves enough time for check-in and security, travelers are encouraged to......See More