Key Highlights
- Nationwide fuel costs reached $3.91 per gallon, marking the steepest level since 2022, with $4 appearing imminent
- Crude oil prices have climbed more than 40% following the escalation of the Iran conflict
- Diesel fuel has jumped approximately 38% over the past month, crossing $5 per gallon for the first time since 2020
- Gasoline costs have increased more than 30% over a 20-day period — marking the sharpest such increase in at least two decades
- Israeli forces targeted an Iranian gas installation; Iran responded with counterstrikes, maintaining volatile “fast market” conditions in oil trading
Fuel costs are accelerating upward as Middle Eastern hostilities drive crude oil to elevated levels. The nationwide average reached $3.91 per gallon on Friday, representing the steepest point since 2022, based on AAA tracking data.
Patrick De Haan, head of petroleum analysis at GasBuddy, indicated that the $4 per gallon threshold appears highly probable within the next several days.
Gasoline prices have climbed more than 30% since hostilities with Iran intensified. This represents the sharpest 20-day increase dating back to at least January 2000, based on a Dow Jones Market Data examination of Oil Price Information Service records.

Through Thursday, motorists were spending $3.88 per gallon on average. Costs have risen $0.98 from the previous month’s levels.
Oil prices have climbed more than 40% since the Iran conflict escalated. The seasonal transition to costlier summer-grade fuel formulations is creating additional upward pressure on pump prices.
West Texas Intermediate crude pushed above $95 per barrel. International benchmark Brent crude surpassed $103 per barrel.
Diesel Costs and Freight Transportation Face Headwinds
Diesel has jumped approximately 38% within one month, surpassing $5 per gallon to hit a four-year peak. This development carries significant weight because roughly 70% of American goods travel by truck.
Fed Chair Jerome Powell observed on Wednesday that elevated energy costs pose risks for broader inflationary pressures. “There’s just lots of ways that oil and derivatives of oil get into the production and transportation of many, many things,” Powell stated.
President Trump announced a temporary Jones Act waiver on Wednesday, permitting foreign-flagged vessels to transport goods to various domestic locations. De Haan indicated this measure will produce limited impact on fuel prices while potentially expanding supply chain alternatives.
Factors Behind the Crude Oil Rally
The recent price acceleration followed Israeli strikes against a significant natural gas processing complex in southwestern Iran. Tehran launched retaliatory attacks targeting energy infrastructure throughout the region.
Dennis Kissler, senior vice president at BOK Financial, explained that the escalation is maintaining crude in a “fast market” trading environment.
Market participants are monitoring the Strait of Hormuz closely, a critical petroleum shipping channel where traffic has declined substantially.
RBC Capital Markets projects oil could climb beyond $128 per barrel — the threshold reached following Russia’s Ukraine invasion — should the conflict persist for another three to four weeks.
Should hostilities extend across several months, market analysts suggest prices could surpass the 2008 peak of $146 per barrel.

