While flights arriving into Auckland from Christchurch, Wanganui, Tauranga, Rotorua, Palmerston North, New Plymouth, Kaitaia, Napier, Taupo, Nelson, Whangarei, Gisborne, Blenheim and Bay of Islands were also delayed.Three morning flights were cancelled, including flights to and from Tauranga, and one arriving from New Plymouth.
International flights and domestic main trunk flights were not affected by the fog, the airport said.
But earlier its website showed one flight from Shanghai and another from Tokyo as delayed.
Passengers were advised to check the Auckland Airport website for the latest flight information: www.aucklandairport.co.nz.