Yes, you'll find most hotel reservations are fully refundable provided that you cancel before the hotel's cancellation deadline, which is often 24 or 48 hours before your scheduled arrival. If your reservation is non-refundable, you may still be able to cancel and be given a refund within 24 hours of your booking. Add your dates and click on "Search", then filter by "fully refundable" to get the best options available near Hulihe'e Palace State Monument.