The airline's set to welcome more than 465-thousand domestic and 280-thousand international travellers, as Kiwi families jet off on winter adventures.
Select flights from Auckland, to Christchurch, Queenstown and Dunedin will be flown on bigger aircraft from today until late October, adding more than 36-thousand seats.
With airports expected to be bustling over the next two weeks, Air New Zealand's encouraging people to plan ahead.