Spas with reservation required

Austin, Texas

A small esthetician-run studio near downtown Austin offering massage-focused facials, acne treatments and waxing by appointment.

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.

Evian-les-Bains, Auvergne-Rhône-Alpes

A Hilton hotel spa on Lake Geneva's shore in Évian-les-Bains, open to day-pass visitors by reservation.

Barcelona, Catalonia

Rooftop day spa at Casa Bonay hotel in Eixample with dry sauna, hammam, ice bath and a Japanese ofuro, booked by small-group circuit or free use.

Ojai, California

A family-owned day spa in Ojai, California, open six days a week, offering personalized skin treatments with walk-in and reservation options.

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.

Hong Kong

A hotel spa on the 116th floor of Hong Kong's ICC tower, known for cryotherapy and Forbes Travel Guide five-star recognition.

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.

Los Angeles, California

Japanese-style day spa in Beverly Hills offering massage and bodywork for solo visitors and couples by reservation.

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.

Philadelphia, Pennsylvania

A second-floor day spa near Rittenhouse Square offering skincare, scalp analysis and its signature Aroma Chakra Balancing Therapy, with a membership discount

San Diego, California

Alice in Wonderland-themed day spa in Mid-City San Diego focused on facials, massage and skincare since 2014, open daily 10am-7pm.

Aspen, Colorado

A day spa in downtown Aspen offering massage, yoga therapy, cupping, and energy work, open daily 9am–8pm for adults and solo travelers.

Los Angeles, California

Walk-in-friendly day spa in Westlake, LA offering affordable massage and facial combos, with a sauna on site.

Philadelphia, Pennsylvania

A reservation-only hotel spa inside W Philadelphia's Ritz-Carlton Residences in Center City West, open daily with a day-pass option.

Taos, New Mexico

A skincare studio in Taos offering personalized facials and precision sugaring with plant-based, science-backed products.

Orlando, Florida

A moderate-priced day spa in Orlando's Dr Phillips area, open daily from 9am to 9:30pm for solo travelers and couples.

Tucson, Arizona

A Tucson medical spa focused on acne, pigmentation and anti-aging facials, with customized treatments from licensed estheticians.

Solvang, California

A resort spa inside Alisal Ranch, a 10,500-acre luxury guest ranch in Santa Ynez Valley open only to overnight guests by reservation.

Key West, Florida

A day spa, salon and boutique on Simonton Street in Key West with an outdoor massage room, relaxation garden and a focus on ethically sourced products.

Hudson Valley, New York

Day spa in Highland, NY, open daily 9am–10:30pm, taking walk-ins or reservations for treatments.