Spas with reservation required in California

Carmel-by-the-Sea, California

Upscale day spa in Carmel-by-the-Sea's Golden Rectangle with sauna, steam, cold plunge and thermal pools, open daily from 6:30am.

Santa Barbara, California

A downtown Santa Barbara day spa built around a private infrared sauna, salt room, cold plunge and a sound-and-light meditation pod, booked by appointment.

Santa Barbara, California

A small downtown Santa Barbara day spa off State Street offering waxing, facials, massage and skin treatments, with online booking required.

San Francisco, California

Day spa on the 17th floor near Union Square offering massage-focused treatments, open daily 10am-8pm with walk-ins accepted.

Los Angeles, California

A Westlake day spa built around themed sauna rooms—salt, gold, Loess soil, Elvan stone, forest and ice—plus a waterfall feature and garden.

Napa Valley, California

Adults-only resort spa built into a wine cave in Napa, with a vineyard-view pool, sauna, steam room and hot tub; reservations required.

San Diego, California

Hotel spa at the historic Hotel del Coronado with an ocean-view pool, 20 treatments, and a seaweed-based signature Ocean Essence Ritual.

San Francisco, California

A Thai massage day spa in SOMA's Design District offering herbal compress treatments, a dry sauna, couples rooms and free parking.

Carmel-by-the-Sea, California

A day spa in Carmel-by-the-Sea's Barnyard shopping village offering massage therapy, facials, waxing, body treatments and ashiatsu, with walk-ins welcome.

San Diego, California

A small day spa in Point Loma, San Diego offering massage, facials and skincare treatments, with walk-ins welcome.

Los Angeles, California

A Silver Lake day spa with 20 treatments, Thai massage, acupuncture and a salt-infused infrared sauna, open daily 10am-9pm.

San Diego, California

Resort spa on Mission Bay offering massages, facials and body treatments, with walk-ins welcome and a gym and yoga classes on-site.

Calistoga, California

A 20-treatment hotel day spa in Santa Rosa with an indoor caldarium plunge pool, eucalyptus steam rooms, and walk-in or reserved day passes for adults 18+.

San Diego, California

A Hillcrest day spa offering massages, facials and body treatments for solo visitors, couples and groups celebrating occasions.

Palm Springs, California

A small Cathedral City day spa near Palm Springs offering massage therapy for solo visitors and couples, open daily with walk-ins accepted.

San Diego, California

A Carmel Valley day spa focused entirely on scalp care, with head-spa rituals from 60 to 120 minutes plus a beard-detox option for men.

Los Angeles, California

A full-service day spa and medspa in Brentwood offering massage, facials, nail care and injectables, with walk-ins welcome and reservations recommended.

San Diego, California

A walk-in friendly massage studio in San Diego's Gaslamp Quarter offering Thai massage, deep tissue work, waxing and facials, open daily 10am to 9pm.

Los Angeles, California

Day spa in Woodland Hills with a hydrotherapy circuit, massage, facial and body treatment menu, open daily 8am-10pm (closed Tuesdays).

San Diego, California

Day spa in San Diego's Hillcrest neighborhood offering steam room, dry sauna and jacuzzi, open seven days with free parking nearby.

San Francisco, California

A Nob Hill facial studio specializing in Biologique Recherche and MBR Cosmetics treatments, with a relaxation lounge for before or after.

San Francisco, California

A boutique day spa in San Francisco's SoMa district offering massage, facials, nails and waxing, plus a retail skincare boutique and relaxation lounge.

Palm Springs, California

A Palm Springs day spa offering massage, skin, hair and nail services, with couples treatments and walk-in appointments by reservation.

Santa Barbara, California

A reservation-based day spa in downtown Santa Barbara built around private infrared sauna, salt room and cold plunge sessions.