Gas Prices Along Interstate 10

Updated April 5, 2026 — Prices updated regularly from EIA data

Route • 8 states

About Interstate 10

The southernmost transcontinental interstate stretching 2,460 miles from Santa Monica, CA to Jacksonville, FL. I-10 passes through America's oil country in Texas and Louisiana, offering some of the cheapest gas prices along any major US highway.

Avg. Price Along Route
$3.10
Est. Trip Fuel Cost
$124
Price Range
$2.68–$4.70

Gas Prices at Each Stop

Fueling Tips for Interstate 10

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Frequently Asked Questions

Yes — consistently. Highway-exit gas stations charge 10-25 cents more per gallon than stations just 1-2 miles off the interstate. Whenever possible, exit the highway and drive to a commercial area for competitively priced fuel.
Gas prices along Interstate 10 vary significantly by state due to different fuel tax rates. States like Texas (20 cents/gallon), Missouri (17 cents), and Oklahoma (20 cents) consistently offer the most affordable fuel. Pennsylvania (59 cents) and California (67 cents) are among the most expensive.
Fill your tank before entering high-price states along your Interstate 10 route. Use the GasBuddy app to see upcoming prices and plan fill-up stops at the cheapest available locations. Always fill up when you have a quarter tank remaining — running low limits your options.
Interstate 10 passes through several states on its route. Oil-producing states like Texas, Oklahoma, Louisiana, North Dakota, and Wyoming typically offer the cheapest gas along any interstate that traverses them.
The average gas price along Interstate 10's route today blends prices from all the states the highway passes through. This blended average reflects both high-price and low-price state markets along the full corridor.

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