Cheapest Costco Gas Prices in Phoenix, AZ
4 Costco Stations
AZ Avg. Gas Prices
| Regular | Mid-Grade | Premium | Diesel | |
|---|---|---|---|---|
| Current Avg. | $3.554 | $3.869 | $4.155 | $3.994 |
| Yesterday Avg. | $3.554 | $3.869 | $4.155 | $3.994 |
| Week Ago Avg. | $3.573 | $3.866 | $4.170 | $4.011 |
| Month Ago Avg. | $3.247 | $3.549 | $3.846 | $3.965 |
| Year Ago Avg. | $3.949 | $4.240 | $4.524 | $4.428 |