Marketplace
United and Air New Zealand are offering return flights to New York for $1075 return. Fares include bags, seats and meals. Flights go from Welly to Sydney, then onto San Francisco to NY. It's $113 more than the cheapest ever flight to NY however different time of year. Good for those Halloween fans I suppose.
Also Christchurch for $100 more.
You can book directly through Mix & Match or check for the cheapest prices via Momondo. Find the cheapest dates to fly via Google Flights.