The two leaders are expected to hold a joint press conference today.
The two prime ministers had glowing praise for the other, as they expressed the value of working together.
The PM heads across the Tasman for the annual leaders' meeting with his counterpart Anthony Albanese.
The Prime Minister is set to meet with his Australian counterpart on Saturday.
At an earlier meeting, New Zealand's prime minister said the relationship with Australia should never be taken for granted.
Global volatility and economic turbulence have dominated annual talks between the leaders of Australia and New Zealand, Anthony Albanese and Christopher Luxon.
The Prime Minister says New Zealand and Australia's militaries will "absolutely" be more aligned in the future, adding that the process had already started.
The Australian and New Zealand prime ministers met on Friday night in Noosa ahead of the annual leader's meeting taking place on Saturday.