Phil Twyford's comments come after Regional Development Minister Shane Jones also criticised the national airline.
The company was unable to find someone to take over the production at the iconic New Zealand factory. So they're moving to Aussie.
Irene King analyses a report that found people flying out of Auckland to some international destinations would pay more than if they had flown out of Australia through Auckland on the same flight.
The group Aotearoa Water Action is trying to overturn Environment Canterbury consents granted to Chinese-owned company Cloud Ocean Water.