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Arizona Diesel Prices Surge Past $6 a Gallon
Iran conflict drives rapid increases across the West
Apr. 3, 2026 at 1:49am
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Soaring diesel prices in the West reflect the outsized impact of global events on local economies.Phoenix TodayGas and diesel prices are surging in Arizona, with diesel drivers facing some of the fastest-rising costs in the country following the start of the Iran conflict. Diesel prices in Arizona have now exceeded $6 per gallon, ranking the state sixth nationally in overall diesel price and second in the speed of price increases.
Why it matters
The rapid rise in diesel prices is having a significant impact on Arizona residents and businesses, as diesel is a crucial fuel for transportation, agriculture, and other industries. The disproportionate impact on the West compared to other regions highlights the regional disparities in the effects of global events on local economies.
The details
In the past four weeks since the start of the Iran conflict, regular gas prices across the U.S. have increased by an average of 95 cents, while the Russia-Ukraine conflict took four weeks just to start moving prices and another two weeks to gain 87 cents. Other major conflicts had almost no impact at all. The Valley average for diesel is $6.04, with Glendale and Phoenix slightly below that and Scottsdale 6 cents higher. Tucson offers the best relief at 10 cents below the state average, while drivers in Lake Havasu or Kingman are paying 15 cents more than anywhere else in the state.
- Four weeks into the Iran conflict, regular gas across the U.S. was up an average of 95 cents.
- The Russia-Ukraine conflict took four weeks just to start moving prices, and another two weeks to gain 87 cents.
The players
Arizona
The state where diesel prices have surged past $6 per gallon, ranking sixth nationally in overall diesel price and second in the speed of price increases.
The takeaway
The rapid rise in diesel prices in Arizona, driven by the Iran conflict, is having a significant impact on residents and businesses in the state, highlighting the regional disparities in the effects of global events on local economies. The disproportionate impact on the West compared to other regions underscores the need for policymakers to address the unique challenges facing different parts of the country.
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