Arizona Gas Prices
Average retail price · Source: AAA · Updated daily
Today's Average
—
per gallon · regular unleaded
Arizona's low 18¢ gas tax keeps prices moderate, though the state's distance from Gulf Coast refineries and reliance on California pipeline connections means local prices can spike when California refinery issues occur. Phoenix and Tucson frequently beat the national average.
⛽ Gas Tax: 18¢/gallon
Ranked #22 most expensive nationally
Top Gas Station Chains in Arizona
Fry's Fuel CenterCircle KQuikTripCostcoShell
Top Arizona Cities for Gas Prices
Arizona Gas Price FAQ
Does Arizona gas ever spike like California?
Arizona can experience mini-spikes when California refineries have issues, since the state receives some fuel via California pipelines. However, the effect is muted compared to California itself, and Arizona prices typically recover faster.
Where is gas cheapest in Arizona?
Costco and Fry's Fuel Centers consistently offer the lowest prices in Phoenix and Tucson. QuikTrip is the most competitive convenience store chain for everyday pricing.
⛽ Get notified when gas prices spike
Free email alerts — no spam, unsubscribe anytime.
Gas Prices by City in Arizona
Arizona Gas Price — Frequently Asked Questions
What is the average gas price in Arizona today?
Arizona gas prices are updated daily from AAA data. Check back for today's average.
Why are gas prices lower in Arizona than the national average?
Arizona benefits from low state fuel taxes (~19¢/gal).
What is Arizona's gas tax?
Arizona's state gas tax is approximately 19¢ per gallon, one of the lowest in the United States. This is a combined state excise tax and in some states includes local levies. The federal gas tax adds an additional 18.4¢/gal on top of state taxes.
When is the cheapest time to buy gas in Arizona?
Gas prices in Arizona — like across the US — tend to be lowest on Mondays and Tuesdays, when weekly demand is lowest. Prices typically rise Thursday through Saturday as weekend travel demand increases. Avoiding fill-ups on Fridays and Saturdays can save 3–8¢/gal on average. Arizona prices also tend to be lower in late fall and winter when summer-blend fuel requirements end.
Which cities in Arizona have the cheapest gas?
Gas prices vary by city within Arizona based on local competition, distance from fuel terminals, and population density. Use our city pages to compare prices across Arizona: cities farther from major metro areas and distribution hubs often have slightly higher prices due to transport costs, while high-competition suburban areas near major highways tend to be cheapest.