For very limited travel dates at the end of local spring / beginning of summer you can book very cheap return flights from Frankfurt to New Zealand already for €511! This is including all taxes and fees and checked bag. Deal to Auckland is based on SkyTeam carrier China Eastern Airlines. You would have to accept onle long layover in Shanghai, China on your way. You can get free transit visa for up to 72h upon arrival and visit another culture and/or refresh before your next flight..
As mentioned there is very limited availability thought. Below you can find our booking sample as well as few travel date options. Look for flights departing from Germany to New Zealand in October and November 2017. To compare connection flights is the easiest through Skyscanner. This tool gives you quickly a rough idea which low-cost airlines are connecting your home town. Booking has to be done till 15th of July or until sold out. We recommend booking servers Booking.com or Hotels.com. if you need to secure your accommodation in Auckland in advance.
Booking sample
Frankfurt - Auckland from €511
Travel date samples
16.10. - 7.11.
22.10. - 14.11.
1.11. - 16.11.
12.11. - 27.11.
13.11. - 2.12.
20.11. - 4.11.
23.11. - 9.11.
6.12. - 1.1.
Booking sample of Cheap return flights from Frankfurt to New Zealand from €511 here. In this case you would be departing from Germany to Auckland on 12th of November. Your return flight from New Zealand to Europe would be on 2nd of December 2017.