She said the fire was in the duty-free area of the international airport, hence the evacuations.
"Passengers are now back in and flowing through ... there are a couple of delays but they are minor, we're talking less than half an hour."
Traveller Kent Teague said they were kept in the Koru Lounge for about 40 minutes.
"There was an interesting message over the speakers that never specified what was happening just that we needed to be on standby and might need to evacuate.
"We were a bit nervous, and also about our flight to Sydney as the displays still it was boarding."
Teague said everything seemed back to normal now and he was making his way to board the plane.
More to come