Southeastern Idaho adults only hotels from £141

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Top Adults only hotels in Southeastern Idaho

Xhale Resort and Spa
2 out of 5
1421 1st St, Idaho Falls, ID
10/10 Exceptional! (13 reviews)
Almost perfect
"Interesting stay, the staffless check in was something new, and I thought it was a scam at first. After some back and forth we got it figured out. The property is very nice, the tiny house was very well decorated, and you can tell a lot of thought went into the design and set up. The only cons I ..."

Reviewed on 9 Aug 2025

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Xhale Resort and Spa
1872 Inn - Adults Exclusive
2.5 out of 5
603 Yellowstone Ave, West Yellowstone, MT
The price is £412 per night from 20 Sept to 21 Sept
£412
20 Sept - 21 Sept
includes taxes & fees
9.6/10 Exceptional! (235 reviews)
"The 1872 Inn was extremely nice and we would recommend it to everyone! Upon early arrival, the staff was very gracious and accommodating in providing us with a room on the first floor (a change request based on a knee injury). The room was nice with a very comfortable bed and a great bathroom with ..."

Reviewed on 21 Jul 2025

1872 Inn - Adults Exclusive
Riverside Hot Springs Inn & Spa - Adults Only
3 out of 5
255 East Portneuf Street, Lava Hot Springs, ID
8.8/10 Excellent! (587 reviews)
"Very charming grounds and hotel. Id say the easily nicest in town. Bed comfy, breakfast good and served in a very nice area of the hotel. Quice excellent. Many options. Hot springs were nice. Restaurant had great menu but we didnt eat dinner. Staff was friendly and helpful."

Reviewed on 7 Aug 2025

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Riverside Hot Springs Inn & Spa - Adults Only
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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.

Find Romantic Hotels in Southeastern Idaho

Riverside Hot Springs Inn & Spa - Adults Only

Riverside Hot Springs Inn & Spa - Adults Only

255 East Portneuf Street, Lava Hot Springs, ID
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8.8/10 Excellent! (587 reviews)

Frequently Asked Questions

How can I find the best adults only resorts in Southeastern Idaho?

The best adults only resort for you is deeply personal. First off, decide what you want from your dream holiday, then use our filters to bring it to life. Find resorts with hot tubs, spas and incredible views, then check out the reviews to see how other guests enjoyed their stay.

How much does a Southeastern Idaho adults-only hotel cost?

With Expedia, you can find adults only hotels from £141 to per night. Prices and availability are subject to change. Additional terms may apply.

How can I find an adults only all-inclusive holiday in Southeastern Idaho?

It’s simple. Just select the all-inclusive filter to find the best resorts where you can eat, drink and holiday to your heart’s content.

What can I expect from Southeastern Idaho 5-star all-inclusive adults only hotels?

Luxury comes as standard in the 5-star resorts of Southeastern Idaho. Step into spotless surroundings, stellar service and all the amenities your heart desires, from spas and pools to casinos and cocktail bars.

Why should I book a Southeastern Idaho adults only hotel with entertainment?

When you book an adult only hotel with entertainment, pack your bags to get dolled up for the very best of comedy, cabaret, music, magic and much more – all just steps from your room.

How can I find the best deals on adults only resorts in Southeastern Idaho?

To find amazing deals in Southeastern Idaho and for a quieter experience, book your holiday in . The more flexible you can be with your dates, the better your chances are of getting a fantastic wallet-friendly deal. You can always check out our latest cheap deals for a little inspiration.

Do adults only hotels in Southeastern Idaho offer free cancellation?

Some adults only hotels here offer free cancellation. Some don’t. It’s always best to check before you book. You can filter by free cancellation and pay later options to find resorts with that extra flexibility you want.

Why should I book my adults only resort in Southeastern Idaho with Expedia?

At Expedia, we put everything you need to book your dream trip in one place. With a vast selection of incredible adult only accommodation at your fingertips, all that’s left to do is set your sights on what’s right for you.