Spas with reservation required

Aguas Calientes, Cusco

A budget-friendly day spa in Aguas Calientes near Machu Picchu, open daily 8am-10pm for massages and treatments close to the train station.

Jackson Hole, Wyoming

A day spa in Jackson Hole offering massage and wellness treatments for solo visitors and couples, with reservations recommended.

Rio de Janeiro

A Botafogo day spa offering relaxing and sports massage, a relaxation lounge, and gift vouchers, open daily with reservations recommended.

Carmel-by-the-Sea, California

A moderate-priced day spa in Carmel-by-the-Sea open daily 9am–9pm, serving solo travelers and couples.

Denver, Colorado

A Five Points day spa in Denver offering massage services, open Sundays around the clock, with walk-ins accepted though booking ahead is advised.

Boston, Massachusetts

A moderately priced day spa in Boston's Chinatown open daily from 10am to 11pm, taking both walk-ins and reservations.

Djerba, Medenine

A day spa in Djerba Midun open daily 10am–8pm except Monday, welcoming both walk-ins and reservations.

Seminyak, Bali

A moderately priced day spa on Jl. Raya Seminyak open daily 10am to 9pm, suited to solo visits or couples.

Orlando, Florida

A small day spa in Southeast Orlando offering organic treatments by appointment, with walk-ins accepted when slots are open.

The Hamptons, New York

A moderately priced day spa in Southampton that takes both walk-ins and reservations, open daily from 10am.

Krabi

A moderately priced onsen-style day spa in Ao Nang, Krabi, open daily from late morning into the night.

Calistoga, California

MoonAcre Spa & Baths is a day spa in Calistoga with a thermal pool, hot tub and sauna, open daily 9am–5pm and geared toward families and couples.

Hot Springs, Arkansas

A moderate-priced day spa at 328 Central Ave in Hot Springs National Park, open Tuesday through Saturday with hours that vary by day.

Boulder, Colorado

Pure Serenity Spa is a moderate-priced day spa in Boulder open Sundays, with reservations recommended for couples or solo visits.

Palm Beach, Florida

A moderately priced day spa in West Palm Beach's Palm Beach Lakes area, open daily except Sunday from 9am to 10pm.

San Francisco, California

Day spa in San Francisco's Union Square, open daily 10am-8pm, moderate prices, walk-ins welcome but reservations required.

Ixtapan de la Sal, State of Mexico

A moderately priced day spa in the Santa Ana neighborhood of Ixtapan de la Sal, open daily and welcoming families.

Tampere, Pirkanmaa

A budget-friendly public sauna and bathhouse in Tampere, open to walk-ins but reservations are also an option.

Ixtapan de la Sal, State of Mexico

A moderately priced day spa in Ixtapan de la Sal open daily 9am–6pm, with walk-ins welcome but reservations required.

Sun Valley, Idaho

A family-owned medical spa in Ketchum, Idaho, offering skin and wellness treatments since 2008, with walk-ins welcome but reservations recommended.

Boston, Massachusetts

A downtown Boston day spa at 1 Devonshire Pl offering massage and wellness treatments for solo visitors and couples.

Ojai, California

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

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.