US Diesel Tops $5 a Gallon as War Disrupts Supply Chains (2)

March 17, 2026, 11:16 AM UTC

US dieselrose above $5 a gallon for the first time since December 2022, the latest sign of surging fuel price pressures menacing the global economy as the war in Iran continues to disrupt energy supplies.

The nationwide average retail price reached $5.044 a gallon on Monday, according to the American Automobile Association, up by more than a third since the conflict began.

The surge in prices comes as the Strait of Hormuz — through which about a fifth of the world’s oil usually transits each day — remains largely closed to traffic. Crude oil prices have topped $100 a ...

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