Yes, you'll find most hotel reservations are fully refundable if you cancel prior to the accommodation's cancellation deadline, which in most cases is within 24 or 48 hours of your arrival date. If you have a reservation that's non-refundable, it might still be possible to cancel it and receive a refund within a 24-hour period of booking. Add your dates and click on "Search", then use the filter option "fully refundable" to review the best options available near Wat Phu Khao Kaew.