Air New Zealand is being investigated over possible misleading or deceptive conduct in the way it sells insurance with air fares.

Despite the plummeting cost of crude oil, business commentators say it is unlikely airline passengers will be offered cheaper tickets.

Further volcanic eruptions have disrupted more flights to and from Tonga this evening.

A dramatic new image has emerged of the volcanic eruption which has disrupted air travel to and from Tonga.

Hundreds of travellers and holidaymakers have been left stranded after flights to and from Tonga were cancelled yesterday because of a huge volcanic ash cloud.

Qantas has been named the world's safest airline, and Air NZ is in the top ten, according to a new report which also noted 2014 was a bad year for airline safety.

Air New Zealand will tomorrow resume flights to Singapore - its biggest long-haul move in a decade and one which marks the start of an aggressive growth phase.

Air New Zealand will tomorrow resume flights to Singapore - its biggest long-haul move in a decade and one which marks the start of an aggressive growth phase.

A passenger sitting in front of a man who suffered a suspected heart attack on a flight from Dunedin to Wellington this morning has praised the crew who resuscitated him.

Air New Zealand's flights to Buenos Aires will be more than a third filled with passengers from Australia, an analysis of the service says.

Eighty five years ago the carrier that was to become Hawaiian Airlines started commercial flights using a plane dubbed the "ugly duckling".

As part of its 75th anniversary celebration, Air NZ has a special exhibition opening at Te Papa this weekend. Video / Mark Mitchell

Losing a pet can be tough for both the animal and its owner, so the SPCA is once again pushing the importance of having pets micro-chipped.

Air New Zealand chief executive Christopher Luxon expects low oil prices to stimulate demand for travel but for their beneficial effect on the airline's fuel bill to be muted by the fall in the New Zealand dollar.

Air New Zealand will buy two more Boeing 787-9 Dreamliners and is looking at new places to fly.

China's big three state-owned airlines are spreading their wings and heading for New Zealand this summer and have room for the number of flights to double.

Emirates has unveiled details of its more than half a billion dollar "liquor investment" programme.

Air New Zealand's new Los Angeles Koru Lounge is a sleek and stylish space that compares favourably with the best airport lounges worldwide.

Air New Zealand will tomorrow begin operating from a new lounge at Los Angeles Airport, part of a broad strategy to provide more comfort to premium passengers and frequent fliers.

Air New Zealand has been chosen as the airline of the year for the second year running by an aviation website.

The Air New Zealand Dreamliner knocked out of action after being struck by lightning was back in service today, flying from Auckland to Sydney.

A lightning strike has knocked one of Air New Zealand's new Dreamliners out of action for two days.

Air NZ chief executive Christopher Luxon singles out innovation as one of its long-term sources of competitive advantage.

Air New Zealand has secured the company of the year award at the Deloitte Top 200 Awards for 2014.

Chairperson of the Year Tony Carter is known to be a strong believer in diversity in the boardroom.