The United Airlines San Francisco Airport Terminal provides a smooth, convenient, and traveler-friendly experience at one of the airline’s most important hubs. Operating mainly from Terminal 3 and International Terminal G, United offers passengers efficient check-in options, streamlined security, and easy connections between domestic and international flights. The terminal is designed with modern interiors, spacious seating areas, and plenty of natural light, creating a comfortable environment for travelers. Passengers can enjoy a wide selection of dining spots, cafés, and retail stores throughout the concourse.