AY / QF codeshares
According to airlineroute:
Finnair and QANTAS Group from the launch of Northern summer 2019 season is expanding codeshare partnership to New Zealand, as well as Jetstar Airways service between Australia and Japan. From 31MAR19, planned new codeshare routes cover the following.
Finnair operated by Jetstar
Cairns – Osaka Kansai
Finnair operated by QANTAS
Brisbane – Auckland
Brisbane – Christchurch
Brisbane – Queenstown
Melbourne – Auckland
Melbourne – Christchurch
Melbourne – Wellington
Sydney – Auckland
Sydney – Christchurch
Sydney – Queenstown
Sydney – Wellington