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News in Focus: Iran war and your wallet: what it could mean for fuel and food prices

Written by HealthCarePlus | 19 March 2026

A war overseas can feel a long way from daily life in New Zealand, but one of the quickest ways it can affect households here is through the price of oil.

As fighting involving Iran continues, New Zealand reporting has pointed to higher fuel prices as one of the first impacts households could feel, with possible flow-on effects for freight, groceries and other everyday costs.

Please note:  This article is intended to provide general information to help members understand current events and their possible impact on household costs. It is not personalised financial advice.

 

Why fuel prices are in focus

Oil prices tend to move quickly when conflict threatens major supply routes, and that matters for New Zealand because we rely heavily on imported fuel.

Recent reporting has suggested petrol prices could rise further if disruption continues, with Waitomo chief executive Simon Parham saying it “would not be surprising” to see unleaded petrol reach $3 a litre in some places.


That does not mean New Zealand is suddenly about to run out of fuel.

Finance Minister Nicola Willis said New Zealand had around 50 days of fuel supply when fuel already in the country and on ships was included. But she also made it clear that if the conflict drags on, households could feel the impact not only at the pump, but more broadly across the economy.

 

Why it could affect more than the petrol bill

When fuel prices rise, the impact often does not stop at the pump. Transport costs are built into the price of moving goods around the country, so more expensive petrol and diesel can put pressure on freight, deliveries and supermarket prices too.

That wider effect was reflected in recent comments from Nicola Willis, who said the “first hit” would be petrol prices, but the “second hit” would come through freight, food and other costs across the economy.

Simon Parham made a similar point, saying petrol and diesel leave their “fingerprint across a lot of the New Zealand economy”.

That is why this matters even for households that are not driving long distances every week. Higher fuel costs can gradually work their way into everyday spending, making already stretched budgets feel tighter.

“The worst-case scenario would also have those prices continuing to rise in such a way that it affects every family filling up their car at the pump, but also adds costs across our economy.”
— Nicola Willis

 

What members can do

No one can control what happens in global oil markets, but there are still a few practical steps members can take if fuel costs remain high.

First thing to do is keep yourself informed and one of the best places to look for current fuel prices is Gaspy.  They are NZ's only comprehensive guide for live fuel prices across New Zealand.  They source thousands of fuel price observations from retail stores every day to provide a complete database of the New Zealand fuel retail market. 

There is also some simple advice that may help reduce fuel use.  AA principal advisor Terry Collins said people can save fuel by driving smoothly, checking tyre pressure and taking fewer trips, including combining errands instead of making multiple short journeys.

Recent reporting also included comments from Massey University energy expert Ralph Sims, who said there are ways to reduce fuel use before more extreme responses are needed. The key message is that small practical changes can still make a difference, especially when prices are rising.

Member Tip

One practical way some members may be able to soften higher fuel costs is by using a Kora Fuel account, that is available to all HealthCarePlus Members through our "Better Off Together" Program .  When everyday essentials are getting more expensive, even a modest saving on a regular cost can help.

Fuel remains one of the most visible and controllable expenses for many people. Most drivers feel the impact of price changes immediately because fuel is purchased regularly. Even modest savings per litre can translate into hundreds of dollars over a year.  

From our partner Kora

Our partner Kora has also been talking about the pressure rising fuel prices are putting on Kiwi households. In a recent update on Breakfast TV, Kora CEO Liza Cox-Hancy says many families are looking for practical ways to fight back by making small savings where they can, especially on regular essentials like fuel. Her message is that while people cannot control global events or oil prices, they can look for practical ways to reduce the impact on their weekly budget.  You can see the interview and read more here

 

Final thoughts from Us

The main issue for households is not panic, it is pressure. If high oil prices continue, the effects may build gradually through petrol, freight and food, making weekly costs harder to manage. While the conflict itself is outside anyone’s control, understanding what is driving these changes and taking a few practical steps early can help members feel more prepared.

 

 

Sources used in preparing this article