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About

Welcome to the Hilton San Francisco Union Square hotel. Located in the heart of downtown San Francisco, this stylish and sophisticated hotel offers easy access to Nob Hill, Chinatown and fantastic shopping, dining and entertainment opportunities at Union Square. Enjoy close proximity to local attractions and easy access to public transportation such as MUNI, BART and the famous Cable Cars at this central San Francisco hotel. The convenient and historic Hilton San Francisco Union Square hotel is one of the largest and tallest hotels on the West Coast and boasts three towers with guest rooms and suites offering exquisite views over the city. Enjoy a refreshing swim in the sparkling outdoor pool or relax in the whirlpool located on the16th floor deck of this San Francisco hotel. Wake up to Starbucks in the lobby or an extensive buffet selection, and indulge in gastropub-style cuisine at the stylish and energetic Urban Tavern Restaurant. Host a meeting or event in one of the 73 meeting rooms or celebrate a special occasion for up to 3,200 people in the opulent 30,000 sq. ft. Grand Ballroom, occupying an entire floor. After an exciting day discovering San Francisco or a long day in the business center retire to a stylish and comfortable guest room with room service.

Rates above are for one room, one night. Unless otherwise stated, rates do not include all taxes and fees.

What are Loyalty Member Rates?

Room Key gives you access to low Loyalty Member Rates for more than 60 of the world’s largest hotel chains all in one place. Loyalty Rates are rates typically reserved for members of the hotel’s loyalty program available mainly on the hotel’s own website. Now Room Key is the only travel site where customers can shop and compare Loyalty Rates across so many hotel chains all in one place.

To book a Loyalty Rate, simply enroll in the hotel’s loyalty program (it’s free) and provide your membership number when booking. You’ll instantly qualify for the Loyalty Rate and get all of the loyalty member benefits as well. There are no hidden fees or paid memberships required.