Wondering about sun country airlines sfo terminal? Sun Country Airlines operates from Harvey Milk Terminal 1 at San Francisco International Airport. Terminal-Guide.com offers tips, updates, and insights to help you navigate sun country airlines sfo terminal smoothly in 2025. Sun Country Airlines uses Harvey Milk Terminal 1 (Terminal 1) at SFO, serving domestic flights primarily to Minneapolis and leisure destinations. The terminal features modern amenities, a single concourse with gates B1 to B27, multiple dining options, retail shops, and lounges including the Alaska Lounge and The Club SFO. Passengers benefit from streamlined check-in and TSA security, efficient baggage handling, and seamless connections to other terminals via the AirTrain. The terminal supports easy access to public transportation such as BART and offers various ground transport options. Terminal-Guide.com delivers the latest travel tips to ensure an effortless experience through sun country airlines sfo terminal in 2025