Gas prices hit $4.39 per gallon in biggest one-day jump since Iran ceasefire announced
U.S. gas prices surged to $4.39 per gallon, marking the largest one-day increase since the Iran ceasefire announcement on April 7 and a 47% rise since the war began. President Donald Trump reiterated his stance on maintaining a blockade of Iranian ports, asserting economic pressure would force a deal, while dismissing immediate military escalation. Despite administration claims that hostilities have ended, markets and experts expect prolonged high oil prices due to ongoing disruptions in the Strait of Hormuz.
- ▪The national average gas price rose 9 cents overnight to $4.39 per gallon, the largest one-day jump since early March.
- ▪Since the war began, the average price of unleaded gas has increased more than 47%.
- ▪U.S. crude oil closed around $102 per barrel, while international benchmark Brent was at about $108 per barrel.
- ▪President Trump stated that gasoline prices would drop once the war ends, but experts believe oil prices will remain elevated even after hostilities cease.
- ▪Citigroup analysts warned that Brent crude could reach $150 per barrel if the Strait of Hormuz remains closed through June.
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Iran warGas prices jump to $4.39 per gallon in biggest one-day increase since Iran ceasefire announcedSince the war started, the average nationwide price of unleaded gas has risen more than 47%.Listen to this article with a free account00:0000:00 body:has(.jw-flag-floating) .article-hero__container, body:has(.jw-flag-floating) .article-hero__media-holder, body:has(.jw-flag-floating) #content { z-index: auto; } Add NBC News to GoogleU.S. gas prices surge 9 cents in just one day to $4.39 a gallon01:54Get more newsLiveonShareAdd NBC News to GoogleMay 1, 2026, 10:22 AM EDT / Updated May 1, 2026, 6:14 PM EDTBy Steve KopackThe national average gas price rose to a fresh wartime high of $4.39 per gallon in its biggest one-day jump since a ceasefire with Iran was announced on April 7.
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