U.S. state · U.S.

Gas Prices in Arizona

As of early October 2026, a gallon of regular gasoline in Arizona averages $4.70 — that is $1.24 per litre, and ranks #85 of 225 places we track, where #1 is the cheapest.

Regular, per gallon
$4.70
$1.24 per litre
Diesel, per gallon
$6.20
$1.64 per litre
World rank
#85
of 225, cheapest first
A gallon costs
3%
of an average day’s income

Why Arizona pays this much

State-subsidized

Arizona is a major oil producer and holds pump prices far below the world market through subsidies.

Where the money goes

An estimated split of a $4.70 gallon in Arizona. Crude oil trades as one global price, so the part that differs between countries is mostly tax.

ComponentPer gallonPer litre
Crude$2.60$0.69
Refining$0.68$0.18
Distribution$1.05$0.28
Tax$0.37$0.10
Pump price$4.70$1.24
Tax here is the published figure, not an estimate: 19.0¢ a gallon in Arizona state taxes plus the 18.4¢ federal excise.

How that compares

ComparisonPer gallonDifference
Arizona$4.70—
World average of all 225$5.55−$0.85
U.S. average$4.38+$0.32
Cheapest anywhere — Libya$0.09−$4.61
Priciest anywhere — Hong Kong$16.70+$12.00
Since 2026-09-16, the average in Arizona has risen by $0.17 a gallon.

Nearby in U.S.

Pennsylvania$4.46Wyoming$4.49Montana$4.50Michigan$4.66Illinois$4.70Utah$4.81Idaho$4.89Oregon$5.00

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