Frontier Airlines SFO Terminal +1-888-839-0502 Hello Terminal A of San Francisco International Airport is home to the Frontier Airlines SFO Terminal. Passengers can check in via self-service kiosks and conventional counters on the Departures Level. After security, planes typically depart from boarding area B. Terminal 1 is now where the baggage claim area is located. Arrivals offers a variety of culinary options, including Amy's Drive Thru and Napa Farms Market, as well as amenities including family toilets, free Wi-Fi, and charging stations. Travelers who meet the requirements can enroll in the TSA PreCheck program. The BART station at the International Terminal is linked to the......See More