Yes, most hotel room 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 the scheduled arrival. If you have a non-refundable reservation, it might still be possible to cancel it and receive a refund within a 24-hour period of booking. Plug in your dates, click on "Search", then use the filter option "fully refundable" to view the best deals available near Pan de Azucar National Park.