Air New Zealand has confirmed one of its aircraft has landed safely after the captain observed a flare from one of its engines.
The spokesperson said the captain of Flight NZ5200 from Blenheim to Auckland this afternoon observed the flare from the right-hand engine on approach into Auckland.
As standard operating procedure emergency services were alerted to be on standby as a precaution, they said.
The aircraft had landed safely, and all customers were disembarking.
The spokesperson said the aircraft would be inspected by engineers before returning to service.