The Westin St. Francis San Francisco on Union Square

335 Powell Street  • San Francisco, California 94102 • United States • Map

Phone: (1)(415) 397-7000 • Reservations: (866) 716-8108

Contact Us

Union Square Hotel Deals

Looking for the best available rate at The Westin St. Francis? Click here to make a reservation online or call 866-716-8126.

Located on Union Square and opened in 1904, the Westin St. Francis is a landmark among San Francisco hotels. Our iconic building combines rich history with modern luxury, innovation, and design. Explore amazing Union Square Hotel Deals and Offers available now at The Westin St. Francis.

Save 20% or more. Book by Saturday.

  • Save 20% or more
  • SPG members save an additional 5%
  • Stay over the next 6 weeks

Visit every Wednesday – Saturday for new deals from SPG Hot Escapes.

Book now and save 20% or more 

SPG Members: Book now and save 5% more! 

Terms & Conditions


Our rejuvenating guest rooms and weekend room rates invite you to sit back, relax and enjoy your weekend more. Plan your next trip to San Francisco for rates starting at $179 per night.


Book online, or call 866-716-8108 and mention promo code WSTINW.

Terms & Conditions

Ride the San Francisco Cable Cars

Revel in a truly San Franciscan experience. Receive two Cable Car passes per room, per night plus complimentary high-speed Internet access.


Book online, or call 866-716-8108 and mention rate plan LYPKG.


Terms & Conditions


Stay with The Westin St. Francis and take in spectacular views of Union Square from our exclusive Union Square view rooms. Your package will include:

  • Rates from $279 in a Union Square View Room
  • Complimentary High Speed Internet access and local and toll free calls

To take advantage of this exclusive offer, book online or call 866-716-8108 and mention rate plan LBPKG.

Terms & Conditions

VIP Marathon Package

Enjoy a VIP race experience from start to finish when you book your Rock ‘n’ Roll San Francisco Half Marathon (March 28, 2015) stay with us. Our exclusive VIP Marathon Package will help you focus on your run and perform your best. Your package includes:

  • Pre-race dinner for two
  • Breakfast for two
  • Warmup run the day before the race
  • Access to the on-property WestinRUN Concierge
  • Access to the post-race VIP area
  • Post-race ice bags
  • VIP goodie bag
  • Valid only for stays March 27-29, 2015

Book online, or call 866-716-8108 and ask for promo code WVM. 

Terms & Conditions

Parking Package

Explore San Francisco this winter and enjoy a stay at The Westin St. Francis with parking on us. Your experience will include:

  • Heavenly overnight accomodations
  • Overnight valet-parking for one vehicle, per night

Book online or call 866-716-8108 and mention rate plan LPARK to reserve your stay today.

Terms & Conditions

Earn twice as fast with SPG Double Play

Twice is always nicer when it comes to Starpoints®. Join now and register for the SPG® Double Play promotion, so when you stay you earn more.

  • Double Starpoints on stays of two or more nights
  • 1,000 bonus Starpoints for every five nights you stay — up to 4,000 bonus Starpoints

Register for Double Play or enroll in SPG at by March 31, 2015 and stay through April 15, 2015 at over 1,000 participating Starwood hotels and resorts worldwide.

Terms & Conditions

Union Square Shopping Package

Enjoy shopping in Union Square – on us! Getaway to The Westin St. Francis and receive:
  • Rates from $249
  • One $100 Macy’s gift card per night you stay (issued upon check-in)
Book online, or call 866-716-8108 and mention rate plan LYPKG.

Terms & Conditions


Our Best Rate Guarantee ensures that you'll always get the best available rate when you book on our site. If you do find a lower rate, we’ll honor that rate plus give you an additional 20% discount or 2,000 Starpoints®.

Book online, or call 866-716-8108 to reserve your stay today. 

Terms & Conditions

Rooms & Rates


Children Per Room.

This information enables us to identify the rooms that will best accommodate your party and to prepare for your arrival.

See room terms and details for information about rollaway and/or extra person charges.

Please note that at most Starwood hotels, guests 17 and under are considered children. All other guests are considered adults. You will be told of any hotel-specific differences in this policy on the following page.