Spas with reservation required

New York City, New York

Zu Yi Spa is a moderately priced day spa on Elizabeth St in Manhattan, open daily from 10am to 9pm.

Tulum, Quintana Roo

Beachfront resort in Tulum pairing overnight stays with spa treatments, yoga and fitness classes, open to hotel guests only.

Ojai, California

A day spa on Mariano Drive in Ojai open evenings on weekdays and daytime on weekends, for solo visitors or couples.

Bodrum, Muğla

A hammam in Gümbet, Bodrum, open daily 10am-7pm for adults and couples, with both walk-in access and a reservation requirement, moderate pricing.

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.

Boston, Massachusetts

Season Four Spa is a small Back Bay day spa offering Swedish, deep tissue and hot stone bodywork plus foot reflexology, open daily 9am-9pm with walk-ins

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.

Orlando, Florida

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

Naples, Florida

A small Naples day spa off Goodlette-Frank Road built around detox lymphatic drainage massage, with LED light therapy and warm towel work added in.

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.

Chicago, Illinois

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

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

New York City, New York

Division Day Spa, a day spa at 123 Division St on Manhattan's Lower East Side, is open daily from 10am to 8pm with walk-in and reservation options.

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.

Palm Springs, California

A hotel day spa at a South Palm Springs resort offering massage, facials, scrubs and wraps, with pool and Jacuzzi access for guests.

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.

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.