Gas prices across the US have climbed to an average of $4.44 per gallon as of September 17, up significantly from a year ago, with California, Alaska, and Hawaii experiencing the highest prices at over $5 per gallon. The Trump administration has faced criticism over fuel costs amid an ongoing Iran conflict, with the president defending price increases at a campaign rally.
The national average gasoline price climbed to $4.43 per gallon, up 16 cents weekly and over $1 from a year ago, as crude oil remains elevated around $100 per barrel amid Strait of Hormuz volatility. Gasoline demand and domestic supply both increased, while prices approach the 2026 high of $4.56 set in May. Regional variation is significant, with California's average at $6.08 versus Indiana's $3.92.
Photos of isolated gas stations running out of diesel have circulated on social media amid record fuel price increases, but industry data shows no widespread shortages. Diesel prices have surged 68% year-over-year to $6.29 per gallon due to global supply disruptions from the U.S.-Israel war in Iran, which has blocked shipping through the Strait of Hormuz and reduced Russian production.