Terminal 1 of San Francisco International Airport (SFO) is home to Frontier Airlines SFO Terminal, a pioneer in low-cost aviation. Frontier Airlines offers passengers a smooth and convenient experience at one of California's busiest airports, and is well-known for its affordable tickets and customer-focused services. The Harvey Milk Terminal, also called Terminal 1, provides a range of dining and shopping options, modern conveniences, and quick check-in desks to make the trip more enjoyable. When flying from or arriving at SFO, Frontier Airlines guarantees a convenient and reasonably priced travel experience, regardless of whether you're traveling for business or pleasure.