Frontier Airlines operates from Terminal 1 of San Francisco International Airport (SFO), also known as the Harvey Milk Terminal. Frontier Airlines SFO Terminal was created with travelers' convenience in mind, including speedy check-in facilities, modern security checks, and plenty of amenities. Passengers can dine and shop, or rest in pleasant seating spaces with charging stations.
Visit : https://allairportsterminals.com/frontier-airlines/frontier-airlines-sfo-terminal-san-francisco-international-airport/