The most expensive and exclusive accommodation options in New Zealand are ultra-luxury wilderness lodges and private alpine estates where nightly rates can run into several thousands of dollars. Properties like Matakauri Lodge near Queenstown, Eichardt's Private Hotel, and exclusive private island buyouts or remote luxury retreats command top-tier pricing due to their all-inclusive gourmet dining, private helicopter access, bespoke itineraries, and unmatched seclusion amidst stunning natural environments.