Willow Stream Spa

Welcome to Relaxation

Willow Stream Spa at Fairmont Sonoma Mission Inn has reopened for limited services, moving in a phased manner with our guests' health and safety as our absolute priority, curated 60-minute massage services will be available in private treatment areas. Salon services including hair and nail appointments will also be available. 

Geo-thermal pools at Wine Country’s premier destination resort spa will continue to offer relaxation and rejuvenation (for both registered resort guests and for day spa access) daily from 10am - 6pm. The Sonoma Store (formerly known as the Spa Boutique) as well as the Spa Café will be open during regular pool hours.

In the midst of Wine Country’s grandeur stands a true treasure: Fairmont Sonoma Mission Inn & Spa, rated among Travel + Leisure’s top 25 spas. Historically revered by Native Americans for its healing power, the elegant Spanish mission–style inn boasts an enviable location atop an ancient thermal mineral spring, flowing from 1,100 feet (335 meters) below the surface.

Bathhouse Access

Our bathhouse and bathing ritual remain closed in accordance with Sonoma County guidelines.

Outdoor Geothermal Pool Access

Resort Guests: $29 daily charge/person

Non-Resort Guests$65 daily charge/person.  

This fee is waived for non-hotel guests scheduling a Spa treatment Monday - Thursday, (excluding holidays; based on availability; blackout dates may apply) and must meet the below minimum value. Advanced reservations are required.  Weekend services hold a Spa access charge of $39 additional to the service price this will be added at check out.

Treatment values for non-hotel guests: Monday - Thursday $179

Health Matters

Please inform us of any health conditions at the time of booking. Consumption of alcohol before, during or directly after spa treatments is not recommended. You will be asked to complete a medical-history form 48 hours prior to arrival so we can better customize your experience to your needs.

Spa Arrival and Etiquette

We recommend that you arrive 15 minutes before your first scheduled appointment to relax, familiarize yourself with the facilities, and experience our bathing ritual. Please note that all treatments end on time, regardless of start time. Please leave jewelry and other valuables in your room safe or the hotel safe.

Spa Environment

Willow Stream Spa is an adult sanctuary. Guests must be 18 or older. For your peace and privacy, cell phones and other electronics are not permitted. If you wish to receive messages during your time with us, please let our staff know and we’ll be happy to assist you.

Spa Attire

We are currently not supplying robes and slippers for services as our locker facility remains closed. Please feel free to bring your own robes and slippers if you wish. Our therapists are highly trained in draping procedures to ensure your complete privacy. For your comfort, undergarments may be worn during treatments. Swim suits are required in all public areas of the spa.

Taxes and Service Charges

For your convenience a 20% service charge will be added to your spa experiences. Rates are subject to change. Occasionally, not all services may be available. Gratuities for exceptional service can be added to your bill, upon checkout.

Willow Stream Spa

Spring Spa Services Menu

To safely accommodate and care for our guests and colleagues, we offer a curated menu of our most requested and effective services.  Each session is 60 minutes in length to allow for full sanitization between guests.


Rescue & Release Deep Tissue Massage - FIRM PRESSURE

60 minutes $199

Whether you are suffering from an injury or deep-seated tension, this massage will alleviate muscle and joint pain, as well as stress. Specialized techniques focus on specific areas of concern and ease common discomforts, such as a stiff neck, lower back pain, and sore, tight shoulders.

Stress Recovery Massage - MEDIUM PRESSURE

60 minutes $189

This medium-pressure full-body massage improves energy levels, promotes restful sleep, and melts away muscle tension. A jade and infrared heating pad plus essential oils infused with a powerful dose of magnesium leave you feeling completely rejuvenated.

Pure Relaxation Massage - LIGHT PRESSURE

60 minutes $179

This essential massage is ideal for calming and relaxing both the mind and body. This technique uses long rhythmic movements and pressure point manipulation to reduce the heart rate and introduce peace and balance to a frantic, overworked, and exhausted nervous system. Perfect before a hectic work schedule.



Complete HydraFacial - 60 minutes $225 

Technology meets luxury for this truly, results-driven facial. After purification, exfoliation, extraction, and hydration, your skin is thoroughly clean and quenched, with noticeably reduced lines and wrinkles.

Customized Corrective Facial – 60 minutes $189

This facial is based on a multi-acid exfoliation of the face, neck, décolleté, and hands. Vitamin C essences address and correct specific aging concerns, including hyperpigmentation, fine lines, uneven texture, and premature aging. The treatment involves a deep cleansing massage and a hydrating mask that will leave the skin vibrant.

Vinoperfect Brightening Facial -   60 minutes $189 

The ideal treatment for skin lacking radiance and luminosity. After the skin is gently cleansed, a bespoke massage with essential oils and small hot and cold rose quartz stones stimulates the skin’s radiance. The deep-action peeling mask awakens the luminosity of your complexion. Caudalie’s Vinoperfect collection adds the finishing touch to this treatment, leaving you looking rested and radiant.



Willow Stream Wellness Pedicure - 60 minutes $115

Enjoy a relaxing, aromatic foot soak and a professional foot, nail, and cuticle grooming before a luxurious pressure-point massage to release tension.

Willow Stream Luxury Manicure - 60 minutes $80

Restore tired, overworked hands with a soothing, fragrant soak and gentle grooming of the hands, fingernails, and cuticles. Includes an aromatic moisturizing hand massage and polish.


Cut and Blow-Dry – 60 Minutes $109

Shampoo and Blow Dry – 60 Minutes $95

Men’s Haircut – 45 Minutes $59

Gift Cards

Fairmont Gift Cards

Fairmont Gift Cards can be purchased in person at the Front Desk, the Spa Boutique, our Spa Reception, or electronically through the link below.

Purchase a Gift Card

Spa Facilities

Bathhouse Facility Includes:

Our bathhouse and bathing ritual remain closed in accordance with Sonoma County guidelines.


Use of the signature Bathing Ritual, featuring exfoliating shower, two mineral water soaking pools, herbal steam, dry sauna, and cool down showers

Participation in all scheduled fitness classes

Use of the state-of-the-art fitness center and deluxe locker room facilities

Use of the bathhouse lounge and the outdoor spa loggia

Use of the outdoor thermal mineral pools and whirlpool

The Bathing Ritual is a self-guided co-ed experience and bathing suits are required. The Bathing Ritual is beneficial on its own or in combination with any of our fabulous spa treatments and is included with spa access. Approximate time is 45 minutes.

Hours of Operation
Reservations please call (877) 289-7354.

9:00am - 6:00pm Daily

9:00am - 6:00pm Daily

9:00am - 6:00pm Daily

FITNESS CENTER - Reservations are required
9:00am - 6:00pm Daily
Reserve your gym time HERE

Hours subject to change without notice.



9:00am - 6:00pm Daily - Reservations are Required

Please reserve you gym time HERE


We believe that health and wellness is a state of being, and we invite you to join our fitness instructors on the journey to wellness of mind and body. 

Daily classes are offered in our fitness studio. Hotel guests are welcome to attend any of our classes, locals are welcome to join classes (for a fee of $15 per class).


Are you interested in scheduling a personalized session with a certified fitness instructor to help you maximize your workout, define new goals, or stay on track with your current program? 

Our fitness instructors can help you reach your fullest potential in a private one-to-one class. We also offer private instruction for up to 4 people. Additionally, we offer groups classes and instructions as well. 

Please view our full list of Group and Private Workout Offerings.

Discover other interests in Fairmont Sonoma Mission Inn & Spa

Fairmont Sonoma Mission Inn & Spa

The iconic AAA Four-Diamond Fairmont Sonoma Mission Inn & Spa provides an impeccable setting to relish the enviable Sonoma lifestyle.