Yes, the majority of room reservations are fully refundable as long as you cancel prior to the accommodation's cancellation deadline, which often is within 24-48 hours of your arrival date. If you have a reservation that's non-refundable, you may still be able to cancel and get a refund within a 24-hour period of your booking. Enter dates in and click on "Search", then use the filter option "fully refundable" to view the top deals on offer near Nullarbor National Park.