Spas with solo travelers

Sonoma, California

A Sonoma medical day spa run by a 25-year skincare specialist, offering non-toxic facials, microcurrent and micro-channeling treatments up to $350.

San Francisco, California

Adults-only Russian bathhouse in San Francisco's India Basin with steam rooms, cold plunge, rooftop deck and a café, open daily except Tuesday.

Aspen, Colorado

A medical spa in Aspen's Airport Business Center offering non-surgical facials and laser treatments, with walk-ins welcome on weekdays only.

Athens, Attica

Athens' first Russian banya, in Thissio, with self-service sauna, cold plunge and a bar, open daily 10am–10:30pm.

New York City, New York

A Flatiron bathhouse with six thermal pools, a banya, dry and infrared saunas, a steam room and a salt pool, day pass from $39.

Portland, Oregon

A member-run bathhouse in Concordia with a clothing-optional salt-water hot pool, cedar sauna and courtyard, day passes from $18.

Bad Füssing, Bavaria

Medical spa inside Hotel Mürz in Bad Füssing-Safferstetten, open daily 8am-7pm with walk-in day passes for facials, massage and physiotherapy.

Austin, Texas

A medical spa in Old West Austin offering facials, Botox, fillers, skin tightening and micro-needling, with reservations recommended.

Dallas, Texas

A Knox/Henderson day spa and medspa in Dallas offering massage, facials and aesthetic treatments, open daily 10am–9:30pm.

Nashville, Tennessee

A Finnish-inspired bathhouse and salon in a converted East Nashville factory, with sauna, steam room, cold plunge and private suites for couples.

Oslo

Waterfront sauna spot on Aker Brygge with shared and private saunas, sea bathing, and sauna boat trips on the fjord.

Saratoga Springs, New York

A floating Nordic-style sauna moored on Saratoga Lake, with a 15-person cabin, roof terrace and lake plunge, open daily except Monday.

Berkshires, Massachusetts

A medical spa in downtown Great Barrington offering injectables, lasers, facials and skin treatments by appointment only.

Saint-Malo, Brittany

A seafront thalassotherapy center in Saint-Malo with an Aquatonic seawater pool circuit, day passes, and multi-day cure packages in a Belle-Époque building.

Portland, Oregon

A Finnish-style sauna and bodywork space in Portland's Hosford-Abernethy area, open daily with walk-in and membership access.

Amsterdam, North Holland

A small Amsterdam-West studio offering one-on-one Ayurvedic and deep tissue massage, with both walk-in and reservation options.

Scottsdale, Arizona

A medical spa in central Scottsdale offering 32 treatments—facials, massage, Botox, and a bridal package—alongside a sauna, steam room and thermal pool.

Denver, Colorado

Bathhouse in Denver's Ballpark District built around contrast therapy: a 40-person cedar sauna, eucalyptus steam room, five cold plunges, and thermal soaking

Portland, Oregon

A reservation-only med spa and day spa in downtown Portland offering massage, facials and med spa treatments, plus monthly memberships.

Austin, Texas

A day spa and med spa in North Burnet offering massage, facials, and injectables, with walk-ins and day passes accepted.

Austin, Texas

A day spa and med spa in West Lake Hills offering massage, facials and injectables with couples treatments; no walk-in day pass, booking required.

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.

Los Angeles, California

A Beverly Hills medical spa on Wilshire Blvd offering facials, body contouring and injectables like Botox, with walk-in access and free parking.

Aix-les-Bains, Auvergne-Rhône-Alpes

Medical thermal baths in Aix-les-Bains treating respiratory and oral mucosal conditions with sulfur-rich water, mostly through prescribed multi-day cures.