Spas with reservation required

Calistoga, California

Holistic Healing Day Spa is an adults-only day spa in Calistoga, California, accepting both walk-ins and reservations at a moderate price point.

Salt Lake City, Utah

A moderately priced day spa in Rose Park, Salt Lake City, open daily except Tuesday from 11 a.m. to 9 p.m., taking both walk-ins and reservations.

Vail, Colorado

Adults-only day spa in Vail open Sundays, with both walk-ins and reservations accepted at its Frontage Road location.

Jackson Hole, Wyoming

A moderate-priced day spa in Jackson, Wyoming, set up for couples' visits, with reservations required and Sunday hours listed.

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.

Quiberon, Brittany

A small adults-only day spa in Saint-Pierre-Quiberon, open by reservation Mondays and Tuesdays, with treatments priced in the moderate range.

Galle, Southern Province

A day spa on Pedlar's Street in Galle's old town, open daily 10am to 7pm, with walk-ins welcome though reservations are also an option.

The Hamptons, New York

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

Hudson Valley, New York

A boutique day spa in Wappingers Falls, Hudson Valley, offering body treatments by appointment or walk-in.

Santa Barbara, California

Mandalay Spa is a day spa on State St in Santa Barbara's Oak Park area, open to walk-ins or by appointment at moderate prices.

Berkshires, Massachusetts

A zero-waste day spa in downtown Great Barrington focused on sustainable massage, aromatherapy and eco-friendly retail.

Krabi

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

Philadelphia, Pennsylvania

A reservation-only day spa in Blue Bell, just outside Philadelphia, with moderate pricing and adults-only access.

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.

Da Nang

A day spa on Hoàng Kế Viêm in Ngũ Hành Sơn, Da Nang, open daily from 9am to midnight with moderate pricing.

Tucson, Arizona

A moderately priced day spa in Sabino Canyon Estates, Tucson, open daily from 8 a.m. to 11 p.m. with walk-ins welcome or reservations.

Hot Springs, Arkansas

A moderate-priced day spa in downtown Hot Springs open daily 9am to 10pm, offering massage services to adults only.

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.

Bartlett, Tennessee

An appointment-only luxury day spa in Bartlett Station, Memphis, with service packages priced up to several thousand dollars.

Pucón, Araucanía

Pangue SPA is an adults-only day spa in central Pucón, open daily 9am–9pm with moderate pricing and reservations advised.

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.