Yes, you'll find most hotel room reservations are refundable if you cancel before the accommodation's cancellation deadline, which often is within 24-48 hours of your scheduled arrival. If you have a non-refundable reservation, you might be able to cancel it and receive a refund within 24 hours of your booking. Add your dates and click on "Search", then filter by "fully refundable" to get the best deals available near Twin Falls.