Fog restrictions have just been lifted at the Auckland airport, but more flights have been cancelled or delayed.
The airport said 50 regional domestic flights were cancelled and another 36 delayed.
One domestic flight to Christchurch was also delayed.
Other domestic flights to Wellington, Christchurch, Dunedin and Queenstown have not been affected by the fog.
However, departures of multiple international flights were also held up.
People should check the airport's website or mobile app for the latest information.