Despite the weekly declines, fuel costs remain higher than a year ago, with gasoline up $1.347 and diesel up $2.628. Diesel prices are likely to continue falling for the time being, GasBuddy reports.
Tuesday, October 20, 2026
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US Diesel Prices Drop 14.7 Cents Across 46 States
Commodities22 days ago
U.S. regular gasoline prices fell 1.3 cents last week to $4.465 per gallon, though diesel costs saw a more aggressive decline. Average diesel prices dropped 14.7 cents to $6.382 per gallon, with decreases recorded in 46 of the 50 states and double digit drops in 20 of them. The Gulf Coast experienced the sharpest diesel slide at 22.2 cents per gallon, while gasoline saw its largest weekly dip of 9.5 cents in the Midwest.
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