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Top Adults Only Southeastern Idaho Hotels

Riverside Hot Springs Inn & Spa - Adults Only

255 East Portneuf Street Lava Hot Springs ID

2 hours drive from Bear Lake

Book a stay at this spa hotel in Lava Hot Springs. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff in our reviews. Popular ...

9/10 Wonderful! (637 reviews)

Very nice happy hour and dinner. The hotel mngt appears to be working hard to keep the place nice. Customers need to remember it is a very old hotel so it has its quirks but we very much enjoyed our private hot springs soaks.

Reviewed on Mar 14, 2026

See all 3,004 properties in Southeastern Idaho

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.