San Francisco International Airport's Terminal 1 is home to Southwest Airlines (SFO). A variety of services are available to passengers at this terminal, which is mostly used for domestic flights. It is furnished with contemporary conveniences, such as a wide variety of food options, shops, and cozy seating places. Southwest Airlines SFO Terminal passengers can check in at the desks on the upper level and then go through security to get to the gates. Visit Us: https://www.airlineofficefind.com/southwest-airlines-airport/southwest-airlines-san-francisco-international-airport-sfo-terminal/