A waterfall cascading into a river surrounded by cliffs and vegetation.

Spa Hotels & Resorts in Southern Idaho from NZ$135

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Check availability on Southern Idaho Spa Hotels

Tonight
7 Oct - 8 Oct
Tomorrow
8 Oct - 9 Oct
This weekend
9 Oct - 11 Oct
Next weekend
16 Oct - 18 Oct

Our top choices for Southern Idaho hotels with a spa

A reception area with a stone counter, a mirror, and a window.
A hotel room with two beds, a large window, and a door with glass panels.
A two-story building with a red door and a covered porch, surrounded by trees and a mountain in the background.
A small, single-story building with a porch, a door, and a window.

1. The Lava Hotel

The Lava Hotel
Lava Hot Springs
  • Healing mineral springs await at this retreat with three private couples' treatment rooms and outdoor sauna for total rejuvenation.
NZ$168
includes taxes & fees
22 Oct - 23 Oct
The Lava Hotel
A modern bathroom with a large mirror, a glass-enclosed shower, a white sink, and a toilet.
A bedroom with two beds, wooden flooring, and a large window.
A spacious living room with large windows, a gray sofa, a leather armchair, and a wooden floor.
A vintage car parked in front of a brick building with a sign that reads "Harkness".

2. The Harkness Hotel

The Harkness Hotel
McCammon
  • Immerse in historic elegance at this boutique hotel with a full-service spa offering rejuvenating couples treatments.
NZ$272
includes taxes & fees
8 Oct - 9 Oct
The Harkness Hotel
A lobby with a reception desk, seating area, and decorative plants.
A spacious living room with a stone fireplace, wooden furniture, and large windows.
A large, multi-story house with a well-maintained lawn and a pond in the foreground.
A resort with multiple buildings, surrounded by lush greenery and hills.

3. Sun Valley Resort

Sun Valley Resort
Sun Valley
  • Tranquil spa retreat with mountain views offers deep-tissue massages and hot stone therapy for a rejuvenating escape.
NZ$472
includes taxes & fees
7 Nov - 8 Nov
Sun Valley Resort
A bathroom with a textured wall, a shower, and three bottles on a shelf.
A hotel room with a bed, a nightstand, a bedside table, a wall-mounted painting, and a shelf with a jacket and a plant.
A modern hotel room with a sofa, a round table, a lamp, and a view of the outdoors.
A modern hotel room with a grey sofa, a round table with a bottle of champagne, a mirror, and a fruit bowl on the counter.

4. The Observatory - A Viceroy Resort

The Observatory - A Viceroy Resort
Downtown Ketchum
NZ$1,018
includes taxes & fees
2 Nov - 3 Nov
The Observatory - A Viceroy Resort
A tiled swimming pool with a rectangular shape and a border of smaller tiles.
A cafe with a chalkboard menu listing drinks and specials, a coffee machine, and a variety of beverages and snacks on display.
A wooden bench under a white column with an American flag, overlooking a mountainous landscape with trees and a building in the background.
A bathroom with a bathtub, a sink, and a shower area.

5. Riverside Hot Springs Inn & Spa - Adults Only

Riverside Hot Springs Inn & Spa - Adults Only
Lava Hot Springs
  • Riverside retreat with mineral springs and couples' spa treatments offers the ultimate relaxation getaway along the river.
NZ$353
includes taxes & fees
27 Oct - 28 Oct
Riverside Hot Springs Inn & Spa - Adults Only
A reception area with a wooden counter, a seating area with chairs, a bookshelf, and a large window.
A bar area with wooden bar stools, a large window with a view of trees, and a flat-screen TV mounted on the wall.
A multi-story building with a wooden facade, balconies, and a stone foundation.
A spacious kitchen with a wooden bar area, stone wall, and large windows.

6. The Lodge at Bronze Buffalo Ranch

The Lodge at Bronze Buffalo Ranch
Victor
  • Mountain lodge spa offers 7 treatment rooms, 2 spa pools, and a steam room, creating a serene sanctuary amid scenic views.
NZ$454
includes taxes & fees
13 Oct - 14 Oct
The Lodge at Bronze Buffalo Ranch
A hot tub with a metal ladder and a pool with a ladder.
A building with a sign reading 'NAMPA INN & SUITES' and a visible entrance.
Bathroom
Room

7. Nampa Inn & Suites

Nampa Inn & Suites
Nampa
  • Immerse in total relaxation at this hotel with a full-service spa, sauna, and seasonal outdoor pool for a rejuvenating escape.
NZ$135
includes taxes & fees
1 Nov - 2 Nov
Nampa Inn & Suites
A modern living room with a flat-screen TV, two sofas, a coffee table, and a potted plant.
A hot tub with a view of a cityscape through large windows.
A hotel courtyard with a covered seating area, outdoor furniture, and a view of the building's facade.
A modern interior with a dining area, a reception desk, and a large window with a view.

8. The Grove Hotel

The Grove Hotel
Downtown Boise
  • Revitalise at this upscale spa retreat with hot stone massages, sauna, and central location for an indulgent escape.
NZ$396
includes taxes & fees
17 Oct - 18 Oct
The Grove Hotel
A reception area with a wooden reception desk, a black rug, and a plant on a round table.
An indoor swimming pool with clear water, a pool area rule sign, and a white railing around the pool.
A bar area with a counter, bar stools, and shelves stocked with bottles.
A hotel room with a bed, two bedside lamps, a nightstand, a desk with a lamp, a television, and a framed picture on the wall.

9. Ramada by Wyndham Boise

Ramada by Wyndham Boise
Boise Bench
  • Rejuvenate in this Boise hotel with a full-service spa and indoor pool, where comfortable beds promise the best night's sleep of your trip.
NZ$169
includes taxes & fees
1 Nov - 2 Nov
Ramada by Wyndham Boise
A spacious lobby with a wooden reception desk, leather seating, a fireplace, and a chandelier.
A rustic cabin surrounded by lush greenery and flowering plants.
A swimming pool area with multiple flags, a hot tub, and a seating area with tables and chairs.
A restaurant with multiple tables and chairs, a stone wall with a fireplace, and various hanging lights.

10. Flying Saddle Resort

Flying Saddle Resort
Alpine
  • Riverside lodge with full-service spa, indoor pool, and spa pool creates the perfect sanctuary for restorative mountain retreats.
NZ$313
includes taxes & fees
23 Oct - 24 Oct
Flying Saddle Resort
View all properties

Choose what matters most at spa hotels in Southern Idaho

Pool
Breakfast included
Spa pool
4 stars
5 stars

Spa hotels with pools in Southern Idaho

A two-story building with a red door and a covered porch, surrounded by trees and a mountain in the background.
A hotel room with two beds, a large window, and a door with glass panels.
A small, single-story building with a porch, a door, and a window.
A single-story house with a front porch, surrounded by lush greenery and a wooden fence.

The Lava Hotel

The Lava Hotel
Lava Hot Springs
NZ$168
includes taxes & fees
22 Oct - 23 Oct
The Lava Hotel
A resort with multiple buildings, surrounded by lush greenery and hills.
A patio with a table and chairs, surrounded by greenery and a stone pathway.
A spacious living room with a stone fireplace, wooden furniture, and large windows.
A large, multi-story house with a well-maintained lawn and a pond in the foreground.

Sun Valley Resort

Sun Valley Resort
Sun Valley
NZ$472
includes taxes & fees
7 Nov - 8 Nov
Sun Valley Resort
A hotel room with a bed, a nightstand, a bedside table, a wall-mounted painting, and a shelf with a jacket and a plant.
A modern hotel room with a grey sofa, a round table with a bottle of champagne, a mirror, and a fruit bowl on the counter.
A multi-story building with a modern architectural design, featuring balconies and a prominent dome structure on the roof.
A modern hotel room with a sofa, a round table, a lamp, and a view of the outdoors.

The Observatory - A Viceroy Resort

The Observatory - A Viceroy Resort
Downtown Ketchum
NZ$1,018
includes taxes & fees
2 Nov - 3 Nov
The Observatory - A Viceroy Resort
A spacious kitchen with a wooden bar area, stone wall, and large windows.
A multi-story building with a wooden facade, balconies, and a stone foundation.
A resort with a swimming pool, outdoor seating, and a view of mountains.
A wooden building with outdoor seating, a fire pit, and a sign reading "SAGE GOURMET".

The Lodge at Bronze Buffalo Ranch

The Lodge at Bronze Buffalo Ranch
Victor
NZ$454
includes taxes & fees
13 Oct - 14 Oct
The Lodge at Bronze Buffalo Ranch
An indoor swimming pool with clear water, a pool area rule sign, and a white railing around the pool.
A hotel room with a bed, two bedside lamps, a nightstand, a desk with a lamp, a television, and a framed picture on the wall.
A bar area with a counter, bar stools, and shelves stocked with bottles.
A reception area with a wooden reception desk, a black rug, and a plant on a round table.

Ramada by Wyndham Boise

Ramada by Wyndham Boise
Boise Bench
NZ$169
includes taxes & fees
1 Nov - 2 Nov
Ramada by Wyndham Boise
A hot tub with a metal ladder and a pool with a ladder.
Exterior
A building with a sign reading 'NAMPA INN & SUITES' and a visible entrance.
Room

Nampa Inn & Suites

Nampa Inn & Suites
Nampa
NZ$135
includes taxes & fees
1 Nov - 2 Nov
Nampa Inn & Suites
View all properties

Spa hotels with spa pools in Southern Idaho

A hotel room with a bed, a nightstand, a bedside table, a wall-mounted painting, and a shelf with a jacket and a plant.
A modern hotel room with a grey sofa, a round table with a bottle of champagne, a mirror, and a fruit bowl on the counter.
A multi-story building with a modern architectural design, featuring balconies and a prominent dome structure on the roof.
A modern hotel room with a sofa, a round table, a lamp, and a view of the outdoors.

The Observatory - A Viceroy Resort

The Observatory - A Viceroy Resort
Downtown Ketchum
NZ$1,018
includes taxes & fees
2 Nov - 3 Nov
The Observatory - A Viceroy Resort
A resort with multiple buildings, surrounded by lush greenery and hills.
A patio with a table and chairs, surrounded by greenery and a stone pathway.
A spacious living room with a stone fireplace, wooden furniture, and large windows.
A large, multi-story house with a well-maintained lawn and a pond in the foreground.

Sun Valley Resort

Sun Valley Resort
Sun Valley
NZ$472
includes taxes & fees
7 Nov - 8 Nov
Sun Valley Resort
A tiled swimming pool with a rectangular shape and a border of smaller tiles.
A cafe with a chalkboard menu listing drinks and specials, a coffee machine, and a variety of beverages and snacks on display.
A wooden bench under a white column with an American flag, overlooking a mountainous landscape with trees and a building in the background.
A neatly arranged hotel room with a bed, bedside lamps, a nightstand, a chair, and two framed pictures on the wall.

Riverside Hot Springs Inn & Spa - Adults Only

Riverside Hot Springs Inn & Spa - Adults Only
Lava Hot Springs
NZ$353
includes taxes & fees
27 Oct - 28 Oct
Riverside Hot Springs Inn & Spa - Adults Only
A spacious kitchen with a wooden bar area, stone wall, and large windows.
A multi-story building with a wooden facade, balconies, and a stone foundation.
A resort with a swimming pool, outdoor seating, and a view of mountains.
A wooden building with outdoor seating, a fire pit, and a sign reading "SAGE GOURMET".

The Lodge at Bronze Buffalo Ranch

The Lodge at Bronze Buffalo Ranch
Victor
NZ$454
includes taxes & fees
13 Oct - 14 Oct
The Lodge at Bronze Buffalo Ranch
A modern living room with a flat-screen TV, two sofas, a coffee table, and a potted plant.
A hot tub with a view of a cityscape through large windows.
A hotel courtyard with a covered seating area, outdoor furniture, and a view of the building's facade.
A modern interior with a dining area, a reception desk, and a large window with a view.

The Grove Hotel

The Grove Hotel
Downtown Boise
NZ$396
includes taxes & fees
17 Oct - 18 Oct
The Grove Hotel
A hot tub with a metal ladder and a pool with a ladder.
Exterior
A building with a sign reading 'NAMPA INN & SUITES' and a visible entrance.
Room

Nampa Inn & Suites

Nampa Inn & Suites
Nampa
NZ$135
includes taxes & fees
1 Nov - 2 Nov
Nampa Inn & Suites
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
View all properties

Top Southern Idaho Hotel Reviews

Oxford Suites Boise

Oxford Suites Boise

8/10 Good
"Everything that's staffed is wonderful; it's just that the overall building and rooms can use some update polish."
Elena 1-night trip
Posted 6 hours ago
Oxford Suites Boise
Sawtelle Mountain Resort

Sawtelle Mountain Resort

10/10 Excellent
"Nice place, good breakfast."
Daniel 2-night trip
Posted 1 day ago
Sawtelle Mountain Resort

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