Timeless yet modern, The Westin St. Francis San Francisco on Union Square has been offering guests a warm welcome and an enriching, restorative stay since opening on March 21, 1904. With its turn-of-the-20th-century European style, our hotel in downtown San Francisco, CA, blends the elegance of oak-paneled restaurants and the stately grandeur of the lobby with a $45 million reinvention of the Landmark Building guest rooms, ushering in a new chapter for this storied destination. At this standout among San Francisco hotels on Union Square, you can host events in venues and ballrooms where the finest big bands once played. Recharge in elegant rooms, many featuring chandeliers and marble bathrooms, with modern touches like Heavenly® Beds and Enseo Smart TV systems. As the only hotel on Union Square, SF, it is close to the Financial District and Moscone Convention Center, and with cable cars just outside our front doors, we are at the intersection of the glorious past and vibrant present of this incredible city.