Offer valid 8 April to 8 July 2024 for travel 21 August to 1 September 2024. Offer applies to return adult and child airfares (including all seats to suit products) booked from Australia to Christchurch on selected Air New Zealand operated services. To obtain the discount book online at www.airnewzealand.com.au and enter the promo code DFTB24 into the promo code box. Discount applies to base airfare only and excludes fares already discounted, taxes and other product inclusions. Seat and seat+bag product option not available on multistop bookings.  Promo code must not be used in conjunction with any other airfare related promo code. Final discount will be shown on the summary page of your booking. Offer valid for new bookings only. Paying for your booking with a charge, credit or debit card incurs a percentage-based fee that differs by card type. Return government and airport charges may vary. Offer correct as at 21 March 2024.  Seats are limited and may not be available on all flights. Customers who purchase fares using Air points Dollars™ will be required to pay in cash, the government & airport costs. All rules, terms, and conditions of fare type purchased will apply.