Restrictions that saw 37 flights affected by heavy fog in Auckland this morning have now been lifted.
Auckland Airport said nine domestic flights were cancelled and a further 28 domestic regional flights were delayed.
Many of the affected flights were with Air New Zealand but other airlines also faced disruptions.
"Main trunk domestic flights: 8 flight to Wellington, Dunedin and Christchurch have been delayed due to the fog," the airport said earlier in a statement.