San Francisco International Airport (SFO) is one of the busiest airports in the United States, offering top-notch facilities for travelers. If you're flying with Frontier Airlines, your journey will begin at Terminal 1, also known as the Harvey Milk Terminal. This terminal is designed for a smooth and hassle-free travel experience, featuring self-service check-in kiosks, fast security screening, and comfortable seating areas. Passengers can also explore a variety of dining options, retail stores, and charging stations, making their wait before boarding more convenient and enjoyable. For more details on check-in procedures, baggage policies, and terminal facilities, visit the Frontier Airlines SFO Terminal page. This comprehensive guide will help you navigate the terminal and plan your trip effortlessly.