The International Terminal (G Gates) and Terminal 3 at San Francisco International Airport (SFO) are the main operating locations for United Airlines SFO Terminal. United uses these terminals as a significant hub, providing easy access to both domestic and international flights. Modern conveniences including restaurants, retail stores, and large seating areas may be found at Terminal 3, while the International Terminal offers extra facilities for those going overseas. United Club lounges are available to qualified travelers for extra comfort and convenience.