AAA explains why gas is expensive in the Phoenix area, but there is some good news
After a drive around the Valley on April 14, the cheapest price we found was $4.49. That's about ten cents more compared to April 10 – the highest price was $5.23. Arizona ranks third in the nations top 10 most expensive markets, sitting right behind California and Hawaii at $4.52. A gas station in Mesa is far beyond that at $5.23 a gallon.