Spas with solo travelers

Budapest

A centuries-old Turkish-style thermal bath on the Buda riverside with pools, saunas, massages and weekend late-night soaking hours.

Karlovy Vary, Karlovy Vary Region

A one-room beer bath spa in a 18th-century cellar in central Karlovy Vary, with unlimited beer, oak tubs and a straw-bed rest area.

Noosa, Queensland

A boutique day spa inside Noosaville's South Pacific Resort, offering massage, body treatments and couples rituals since 2017.

Indianapolis, Indiana

A moderate-priced day spa in northwest Indianapolis offering float therapy, salt room sessions, infrared sauna, cold plunge and foot detox, closed Mondays.

Seattle, Washington

Japanese-style head spa in Belltown offering scalp treatments and bodywork from $55, open daily 10am to 10pm, reservations needed.

Nashville, Tennessee

Massage-focused day spa in Nashville's Waverly neighborhood offering standard, deep tissue, couples and group sessions with walk-in availability.

Denver, Colorado

A three-room day spa in Five Points offering massage, facials and head spa treatments, reservation only, with a signature 80-minute massage-facial combo.

Miami, Florida

A small treatment-focused day spa in South of Fifth, Miami Beach, offering massages, facials and body scrubs with walk-in slots available.

Dax, Nouvelle-Aquitaine

A walk-in day spa in Dax with pool, sauna, hammam and Norwegian bath access, plus facials, massages and aquabike classes.

Nashville, Tennessee

A Berry Hill day spa in Nashville offering massage, facials, body treatments and a sauna pod/salt room, open Tuesday through Saturday.

Aix-les-Bains, Auvergne-Rhône-Alpes

An upscale day spa inside Hotel Le Riviera in Aix-les-Bains, with pools, saunas, a hammam and eight treatment rooms open to walk-ins.

Houston, Texas

A reservation-based day spa in downtown Houston offering massages, facials and body-contouring treatments, with packages like the $199 Summer Reset.

Palm Beach, Florida

A Palm Beach Gardens studio offering 60-minute private-suite sessions combining infrared sauna, cold plunge and vitamin-c shower.

Charleston, South Carolina

Private contrast-therapy suites with infrared sauna, cold plunge and vitamin C shower in West Ashley, Charleston, by reservation.

Ibusuki, Kagoshima

Oceanfront outdoor onsen in Ibusuki where the two gender-assigned baths swap daily, with views of Mount Kaimon, the East China Sea, and Take-yama.

Houston, Texas

Thai Massage and Day Spa is a moderate-priced day spa in Houston's Mid West area offering Thai massage, facials, body treatments and couples sessions.

Los Angeles, California

A Silver Lake day spa with 20 treatments, Thai massage, acupuncture and a salt-infused infrared sauna, open daily 10am-9pm.

Las Vegas, Nevada

Hotel spa on the Palms casino level in Las Vegas with steam rooms, saunas, a seasonal pool and 32 treatments including massage, facials and body work.

San Diego, California

Resort spa on Mission Bay offering massages, facials and body treatments, with walk-ins welcome and a gym and yoga classes on-site.

Washington, D.C., District of Columbia

A massage, facial and body-treatment day spa in Adams Morgan, open daily 9am–10pm, with couples treatments and no day-pass option.

Washington, D.C., District of Columbia

A Georgetown day spa with 19 treatments, from massage to acupuncture, open daily 9am–10pm with couples options.

Washington, D.C., District of Columbia

A Navy Yard day spa with 19 treatments including massage, facial and body work, open daily 9am-10pm, walk-ins welcome but booking recommended.

Gold Coast, Queensland

A 90-minute hydrotherapy circuit in Southport with a Finnish rock sauna, 5° ice baths and hot/cold magnesium pools, day pass $49.

Dallas, Texas

A Park Cities day spa and med spa in Dallas offering massages, facials and injectables, open daily 9am to 9pm with walk-ins welcome.