Oahu Sky and Sea Combo: Helicopter Tour with Sunset Dinner Cruise or Atlantis Submarine Excursion. Discover Oahu’s dramatic views and stunning vistas on this 30-minute sightseeing tour by helicopter! Following the helicopter tour, enjoy a romantic sunset dinner cruise or an exciting submarine adventure. Enjoy professional flight narration and round-trip Waikiki hotel transportation. Book this Oahu helicopter tour and dinner cruise or submarine adventure together and save 15% per person! Book both adventures and save money! Book this tour and Save 15%: Oahu Sky and Sea Combo: Helicopter Tour with Sunset Dinner Cruise or Atlantis Submarine Excursion.