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The Guardian - US
The Guardian - US
Business
Lauren Aratani and Guardian staff

US average fuel price passes $4 a gallon for first time in four years amid Iran war

two prices '3.99' and '4.09' are illuminated on a display board in front of a gas station at night
The price of fuel is posted at a Valero gas station on 22 March 2026 in Hoboken, New Jersey. Photograph: Gary Hershorn/Getty Images

Average US fuel prices have exceeded $4 a gallon for the first time in four years, piling pressure on drivers as Donald Trump’s war on Iran continues to boost oil markets.

The nationwide average climbed to almost $4.02 on Tuesday, according to AAA data, capping an extraordinary rise from $2.98 just a month ago. The fuel price last reached this high in August 2022.

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