Spas in United States

San Diego, California

A 21-and-over hotel spa in San Diego's Gaslamp Quarter with sauna, steam room, cold plunge and thermal pools, open to hotel guests only.

Hudson Valley, New York

A day spa in Rhinebeck Village offering skin and wellness treatments, with VIP memberships and walk-in availability by reservation.

Kapaau, Hawaii

An oceanfront eco-boutique hotel and wellness retreat on Hawaii Island's North Kohala coast, open to overnight guests only, not day visitors.

San Francisco, California

A reservation-only day spa on El Camino Real in San Bruno specializing in head spa therapy, scalp care and lash services for adults.

Philadelphia, Pennsylvania

A Chinatown day spa in Philadelphia offering Chinese medical massage and a relaxation lounge with herbal tea, open daily.

San Diego, California

A single-therapist day spa in Mira Mesa offering massage, facials, waxing and lash services, open Thursday through Saturday only.

Maui, Hawaii

A hillside day spa in Makawao specializing in traditional Hawaiian lomi lomi massage, open Tuesday through Sunday with reservations required.

North Royalton, Ohio

A North Royalton day spa built around a salt room and sauna, with adults-only halotherapy sessions on a walk-in or reserved basis.

Ojai, California

A day spa in downtown Ojai offering massage, facials and nail services, open daily from 11am to 6pm.

Thermopolis, Wyoming

Free public bathhouse in Thermopolis, Wyoming, with indoor and outdoor mineral soaking pools held at 104°F, open seven days a week.

Albuquerque, New Mexico

Hotel Zazz is an adults-only boutique hotel in Albuquerque's Nob Hill district with an on-site spa, heated pool and speakeasy lounge.

San Antonio, Texas

Full-service resort spa at the Hyatt Regency Hill Country in San Antonio, with thermal circuits, cold plunge and day passes open to non-guests.

Miami, Florida

A day spa inside the Icon Brickell complex in Miami, open daily from 6am to 10pm, with both walk-in and reservation access.

San Francisco, California

A Korean day spa in San Francisco's Western Addition offering massages and skin treatments, open daily to adults and couples.

Calistoga, California

A historic hot-springs resort in Calistoga with an early-1900s mineral pool, mud baths, and a public restaurant, but spa access is limited to hotel guests.

Miami, Florida

mySpa at InterContinental Miami is a hotel spa in Downtown Miami offering a sauna, steam room, pools and a cold plunge, open to hotel guests only.

San Diego, California

A hotel wellness facility at InterContinental San Diego with an outdoor pool, sauna, steam room and fitness center, open to hotel guests only, ages 18+.

Key West, Florida

A moderately priced day spa on Whitehead Street in Key West offering massage and beauty services, open daily from 8am to 10pm.

Houston, Texas

A rooftop pool, cabanas, fitness center and yoga room at this Houston hotel are open to non-guests via a $60 adults-only day pass.

Miami, Florida

A hotel spa in downtown Miami with a day pass covering sauna, steam, cold plunge and thermal pools, plus 13 treatments on the menu.

Jekyll Island, Georgia

Hotel spa at Jekyll Island Club Resort offers outdoor baths and a pool with ocean views, open only to resort guests.

Jemez Springs, New Mexico

Walk-in outdoor mineral hot springs in Jemez Springs, NM, with four pools kept between 98 and 105°F and a $25 one-hour day pass.

Sun Valley, Idaho

Small Ketchum day spa offering facials, micro-dermabrasion, massage and reflexology by appointment only.

Hudson Valley, New York

A reservation-only day spa in New Paltz, NY, open Wednesday through Sunday and geared toward couples looking for a moderate-priced treatment visit.