Spas with affordable

Furnas, Azores

Open-air thermal pools fed by hot mineral springs in Furnas, open daily 8:30am–11pm with day passes for walk-ins.

Guanacaste, Río Negro

Riverside volcanic hot springs with ten thermal pools and mud baths near Rincón de la Vieja volcano in Guanacaste, Costa Rica.

Geneva

Public lakefront baths in Geneva offering an outdoor pool, swimming access to the lake, and saunas, with affordable walk-in entry daily.

Paipa, Boyacá

Daily thermal pool complex outside Paipa, Boyacá, open 6am–10pm with on-site parking and a day-pass format for families.

Jiaoxi, Yilan

A walk-in fish-spa pool in Jiaoxi's Tangweigou hot spring strip, offering affordable thermal soaking with doctor fish for families.

Berkshires, Massachusetts

A small, affordable day spa on Park Street in Lee offering foot reflexology and head relaxation massages, open daily with evening hours most of the week.

Baden bei Wien, Lower Austria

A thermal bath in Bad Vöslau with four mineral-water pools fed by the original Vöslauer spring, plus sauna and steam room.

Guanziling, Tainan

A grayish mud hot spring in Baihe, Tainan, with outdoor baths and a thermal pool, open daily from 9am to 11:30pm.

Băile Felix, Bihor

A thermal baths complex in Băile Felix with outdoor and indoor pools, open daily with walk-in access and no membership required.

Los Angeles, California

A walk-in Korean day spa in Koreatown, Los Angeles, open daily from 7am to 10pm with sauna access at an affordable price point.

Kinosaki, Hyogo

A walk-in public hot spring bathhouse in Kinosaki, Hyogo, open daily except Thursday, with affordable day-pass bathing for families.

Loutraki, Peloponnese

A municipal thermal-water bathhouse in Loutraki, built in 1921 and decorated with 1930s mosaics, open Wednesday to Sunday with walk-ins welcome.

Thermopolis, Wyoming

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

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.

Sapporo, Hokkaido

A neighborhood public bathhouse in Sapporo's Chuo Ward, open daily from 7am to 1am, with shampoo and body soap provided and walk-ins welcome.

Kinosaki, Hyogo

A public onsen bathhouse in Kinosaki, Hyogo, open to walk-in visitors daily except Wednesday from 3pm to 11pm.

Noboribetsu, Hokkaido

A free natural footbath fed by hot spring overflow along the Oyunumagawa trail near Taisho Jigoku in Noboribetsu, Hokkaido.

Mornington Peninsula, Victoria

A walk-in bathhouse in Dromana on the Mornington Peninsula offering sauna sessions, open daily and priced affordably.

Jemez Springs, New Mexico

A free, undeveloped hot spring pool in the Santa Fe National Forest near Jemez Springs, reached by a short hike off Highway 4.

Istanbul, İzmir

A budget-friendly hammam in Çeşme, İzmir, open daily from 8am to midnight with no appointment needed.

Poços de Caldas, Minas Gerais

A budget-friendly thermal bath house in downtown Poços de Caldas open for walk-in day passes most days except Monday and Tuesday.

Palm Beach, Florida

A budget-friendly day spa in Palm Beach Gardens offering massage, facials and a private hot-cold contrast therapy suite, with walk-in access.

Nozawa Onsen, Nagano

A small sauna bathhouse in the Toyosato area of Nozawa Onsen, open for timed day-pass sessions four days a week.

Sokcho, Gangwon

A free outdoor footbath park in Sokcho fed by local hot spring water, open daily 9am to 5:30pm, no booking needed.