Gas prices in Arizona today
Regular gas in Arizona averages $4.52 a gallon, 6% more than the U.S. average of $4.27. That makes Arizona in the middle: rank 40 of 51 (1 = cheapest).
| Grade | Arizona | U.S. average | 15-gallon fill-up |
|---|---|---|---|
| Regular | $4.52 | $4.27 | $68 |
| Mid-grade | $4.87 | $4.78 | $73 |
| Premium | $5.21 | $5.17 | $78 |
| Diesel | $6.34 | $6.35 | $95 |
Source: AAA, Arizona average gas prices and AAA State Gas Price Averages, as of Oct 24, 2026. Fill-up = price × 15 gallons (our calculation). For metro-area prices, see AAA's Arizona page.
Taxes in the price: 19.0¢ a gallon in Arizona state taxes and fees plus the 18.4¢ federal tax, 37.4¢ in all, about 8% of today's price (Tax Foundation, July 2026; our calculation). Gas tax in Arizona.
What driving costs in Arizona
At $4.52 a gallon, a car that gets 27.2 mpg (the EPA's average for new vehicles) spends about $166 on gas every 1,000 miles, or 16.6 cents a mile (our calculation). Charging an electric car at Arizona's average home electricity price costs about $47 for the same 1,000 miles. Gas is only one part of the bill: full-coverage car insurance in Arizona averages $1,944 a year.
Planning a drive? The road trip cost calculator uses today's gas price, and the true cost of owning a car puts fuel next to insurance, repairs and depreciation.
Common questions
What is the average gas price in Arizona today?
Regular gas in Arizona averaged $4.52 a gallon on Oct 24, 2026, per AAA. Mid-grade was $4.87, premium $5.21 and diesel $6.34.
Is gas in Arizona cheaper than the national average?
No. Arizona's $4.52 is 6% more than the U.S. average of $4.27, which ranks it 40 of 51 states and DC (1 = cheapest, our ranking of AAA data).
How much does it cost to fill up a car in Arizona?
About $68 for 15 gallons of regular at today's Arizona average (our calculation). Driving 1,000 miles in a car that gets 27.2 mpg costs about $166 in gas.
Is an electric car cheaper to run than gas in Arizona?
At Arizona's average home electricity price, charging an EV for 1,000 miles costs about $47, compared with about $166 in gas for a 27.2 mpg car (our calculation from EIA and AAA prices, 31 kWh per 100 miles from fueleconomy.gov).
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