US gasoline prices rise then fall below $4

US gasoline prices surged to $4.20 a gallon and then fell to $3.9788, below $4 for the first time since July. The drop followed Brent crude falling below $90 as hopes grew for an end to the US-Iran conflict.

Image from Illustration: US gas prices fall below $4 a gallon for first time since JulyIllustration

The story so far

In late October 2026, the national average price of regular gasoline stood at $4.20 a gallon, nearly 40% above the same period last year, while diesel rose about 70% over the past year to $6.32. A Brown University study found Americans had paid more than $150 billion more for gas and diesel since the start of America's war against Iran than in the same period last year.

By November 10, 2026, the national average price of regular gasoline fell to $3.9788, below $4 for the first time since July, according to AAA. Energy prices rose 0.7% in October after a 5.2% surge in September, while the BLS gasoline index rose 1% after 9.1% in September. The drop followed Brent crude falling below $90 as hopes grew for an end to the US-Iran conflict, though Fed Governor Christopher Waller warned energy shocks may have persistent inflation effects.

Latest updates

3 updates · newest first
  1. 10 Nov
    New development

    US gas prices fall below $4 a gallon for first time since July

    The national average price of regular gasoline fell to $3.9788, below $4 for the first time since July, according to AAA. Energy prices rose 0.7% in October after a 5.2% surge in September, while the BLS gasoline index rose 1% after 9.1% in September. The drop followed Brent crude falling below $90 as hopes grew for an end to the US-Iran conflict, though Fed Governor Christopher Waller warned energy shocks may have persistent inflation effects.

    CNBC ↗NPR ↗
  2. 3 Nov
    New development

    Americans paid $150 billion more for gas and diesel this year

    A Brown University study found Americans have paid more than $150 billion for gas and diesel since the start of America's war against Iran than in the same period last year. Global prices rose after supply disruptions, with Iran holding one of the world's top oil reserves. Americans are paying upwards of $6 a gallon even though US oil companies have not had their own supply chains disrupted the way Middle East crude has.

    CleanTechnica ↗
  3. 31 Oct
    New development

    Trump promised lower energy costs, but fuel prices soared

    Trump said in September 2024 that his plan would cut energy prices in half or more within 12 months and put gasoline below $2 a gallon. Gas prices stood at a national average of $4.20 a gallon, nearly 40% above the same period last year, while diesel rose about 70% over the past year to $6.32. Gas and diesel prices are forecast to be the highest ever on an election day after the Iran attack, Houthi attacks and Ukrainian refinery strikes.

    CNBC ↗

Key facts

The national average gas price was $4.20 a gallon on October 31, 2026.Reported by CNBC
Diesel rose about 70% over the past year to $6.32.Reported by CNBC
Americans paid more than $150 billion more for gas and diesel since the start of America's war against Iran.Reported by CleanTechnica
The national average regular gasoline price fell to $3.9788 on November 10, 2026.Reported by CNBC and NPR
Brent crude fell below $90 as hopes grew for an end to the US-Iran conflict.Reported by CNBC and NPR
Fed Governor Christopher Waller warned energy shocks may have persistent inflation effects.Reported by CNBC and NPR

What’s still unknown

Whether energy shocks will have persistent inflation effects
When the US-Iran conflict will end

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