Terminal 1 at San Francisco International Airport (SFO) is where Southwest Airlines SFO Terminal is based. With a range of amenities for travelers, this terminal handles both domestic and international flights. Check-in desks, security screening, and a variety of dining and shopping options are available to passengers flying with Southwest Airlines. To ensure a seamless travel experience, Terminal 1 is furnished with cozy lounging areas, charging stations, and obvious signage. Southwest Airlines offers numerous daily flights to locations throughout the US from SFO. For passengers flying with Southwest Airlines, the terminal provides a handy hub with a contemporary and effective atmosphere.