Spas with reservation required

San Diego, California

East Village day spa specializing in Thai massage, with scrubs, hot stone and coconut soak add-ons, open daily with walk-ins accepted.

New York City, New York

Bowery massage and foot reflexology spot in Manhattan open daily 10am to midnight, walk-ins welcome, since 2012.

Big Sur, California

Adults-only hotel spa at Ventana Big Sur with ocean-view treatment rooms, outdoor cabanas for couples, and a 24-hour fitness and yoga space.

Charleston, South Carolina

A full-service day spa on Charleston's King Street offering massage, facials, hair, nails and makeup by reservation only.

Orlando, Florida

A medical spa in Orlando's SoDo district offering injectables, fillers, microneedling and facials, with walk-ins accepted alongside appointments.

Charleston, South Carolina

A small facial-focused day spa in Cannonborough Elliotborough offering holistic treatments like somatic facial massage, gua sha and buccal massage.

Atlanta, Georgia

Adults-only day spa in Midtown Atlanta with a relaxation lounge, open daily by reservation at moderate prices.

San Diego, California

A budget massage studio in San Diego's City Heights area, open daily from 9am to 11pm for walk-in or booked sessions.

Santa Barbara, California

A moderately priced, adults-only day spa in Santa Barbara open daily except Sunday, with walk-ins welcome though reservations are recommended.

Miami, Florida

Recovery and longevity studio in Brickell offering sauna, cold plunge, cryotherapy and IV therapy, bookable by reservation or walk-in.

Hot Springs, Arkansas

A moderately priced day spa in Hot Springs Village, Arkansas, open weekdays for adults and couples, with reservations recommended.

Ojai, California

A medical spa in downtown Ojai offering Botox, dermal fillers, laser treatments and facials by consultation.

Chicago, Illinois

A hotel spa for Waldorf Astoria guests only in Chicago's Rush & Division area, open daily 6am-9pm by reservation, luxury pricing.

Tel Aviv, Tel Aviv District

A hotel spa inside The George in Tel Aviv offering massages and body treatments for solo guests and couples, open daily 9am-5pm by reservation.

Orlando, Florida

Affordable day spa on Orlando's International Drive offering Thai massage, facials, reflexology, and couples treatments alongside a steam room and sauna.

Hanoi

A moderate-priced day spa in Hanoi's Old Quarter with a nine-treatment menu, including a signature body treatment, open long hours for walk-ins or booked

Park City, Utah

Adults-only hotel spa at The Chateaux Deer Valley, open during winter ski season, known for its oxygen bar and massage and facial treatments.

Glenwood Springs, Colorado

A moderate-priced day spa on Grand Avenue in Glenwood Springs, open daily from 9am to 9:30pm, taking walk-ins and reservations.

Cincinnati, Ohio

CryoAesthetics is an adults-only day spa in Cincinnati, Ohio, open weekdays with shorter Friday hours and closed weekends.

New York City, New York

A budget-friendly day spa in North Arlington, NJ, open daily 9am-7pm, offering walk-in or reserved massage sessions for adults.

Lake Tahoe, California

A small day spa in South Lake Tahoe offering massage therapy and spa packages by appointment, open daily from 9am to 9pm.

Daylesford, Victoria

A boutique Ayurvedic wellness retreat in Kyneton, Victoria, offering holistic therapies and tailored programs by appointment only.

Dallas, Texas

A Dallas day spa on Belt Line Road open daily 10am-10pm, taking walk-ins but recommending a reservation, with couples and adults-only visits in mind.

New York City, New York

A day spa inside Equinox Soho in Manhattan, open daily with reservations recommended for treatments.