PHOENIX -- Gasoline prices around Arizona are up slightly at the pump this week heading into the Christmas holidays.
Officials with Triple-A Arizona said Tuesday that the average statewide price for unleaded regular gasoline is $3.14 a gallon. That's an increase of less than half a penny from last week.
This week's national average is at $3.25 per gallon, up by nearly 4 cents from last week.
Tucson has Arizona's lowest average gasoline price at $3.06 a gallon and Flagstaff has the highest at $3.36.
Missouri has the lowest average gas prices in the continental U.S. at $2.96 a gallon with Connecticut having the highest at $3.68 a gallon.
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