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Adults Only Hotels in Southeastern Idaho

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! (652 reviews)

"Perfect stay before getting into Yellowstone"

Reviewed on Jun 6, 2026

See all 3,121 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.