Spas with reservation required

Santa Barbara, California

A State Street halotherapy spa built around a large underground crystal salt cave, with massage, facials and a relaxation lounge.

Punta Cana, La Altagracia

Upscale day spa in Punta Cana offering massages, facials, a thermal pool and ocean-view relaxation lounges, open daily 9am-7pm.

Catskills, New York

An adults-only day spa in Livingston Manor in the Catskills, offering six treatments with moderate pricing and reservation-based booking.

Chicago, Illinois

Day spa in Chicago's Uptown offering massages, facials and Cryoskin body treatments, with a relaxation lounge and walk-in availability.

Sonoma, California

Physician-led medical spa in downtown Sonoma offering Botox, fillers, laser and RF treatments, open weekdays by appointment.

Tucson, Arizona

Sora Head Spa is a small Japanese head spa and skincare studio inside R Salon Day Spa in Tucson's Sam Hughes neighborhood, offering scalp and facial treatments.

Orlando, Florida

A full-service salon and spa in Orlando pairing hair, skincare and waxing services with a monthly membership plan for mix-and-match treatments.

Scottsdale, Arizona

A South Scottsdale day spa and medical facility offering massage and facial services, run by a licensed massage therapist and esthetician.

Atlanta, Georgia

A Midtown Atlanta hotel day spa with massage, facials, nail services, a steam room and a lounge serving mimosas and spa bites.

Washington, D.C., District of Columbia

A small medical and day spa on Capitol Hill offering facials, body treatments, and wellness sessions from a solo licensed provider.

Chicago, Illinois

A West Loop day spa offering massage, facials and a Halo-IR sauna treatment, with robes and sandals provided and walk-ins accepted alongside bookings.

Minneapolis, Minnesota

A moderate-priced day spa in Minnetonka with a sauna, steam room, thermal pool and cold plunge, set up for couples and adults-only visits.

San Francisco, California

A small two-room day spa near the Panhandle offering skin care and massage therapy, open daily with moderate pricing.

Orlando, Florida

Day spa in Winter Park near Orlando offering massage, facials, body treatments and couples packages, with walk-ins welcome alongside reservations.

Los Angeles, California

Day spa in Pasadena offering facials, scalp therapy and body treatments, with its signature Synergy Rejuvenation Scalp Spa, open daily 10am-7pm.

Raleigh, North Carolina

A North Raleigh day spa specializing in the Kranial Flush, a scalp and cranial treatment, alongside body work, face and hair therapy.

Palm Beach, Florida

A day spa in Palm Beach Gardens offering massage, facials, HydraFacial, cosmetic treatments and nail care, open daily except Sunday.

Spring, Texas

Adults-only day spa in Spring, Texas (Houston area) offering massage, facials and body treatments, with walk-ins welcome though booking ahead is advised.

Lake Tahoe, California

A wellness center in Kings Beach offering massage, yoga, acupuncture and counseling, open daily with walk-ins and reservations accepted.

Siem Reap

Budget day spa on Sok San Road in Siem Reap offering Khmer, Thai, Swedish and deep tissue massage plus scrubs, wraps and facials from $5.

Las Vegas, Nevada

A moderate-priced day spa in Desert Shores, Las Vegas, offering massage, facials and body treatments by appointment, open seven days a week.

Houston, Texas

Physician-guided medical spa on the second floor of the Blossom Hotel in Houston's Medical Center Area, offering aesthetics, laser and recovery-focused

Sedona, Arizona

A sensory-deprivation float spa in Sedona offering private oval float pods with Epsom salt water, open most afternoons with walk-ins and memberships available.

Los Angeles, California

Esthetician-run skincare studio in Del Rey offering facials, acne treatment and micro-infusion, with Japanese-language service available.