Costco Gas Prices in Tustin, CA
2 Costco fuel centers in Tustin · 0 of 2 sell diesel
Tustin Avg Regular
$4.799
per gallon
Tustin Avg Premium
$5.169
per gallon
Tustin Avg Diesel
Not sold at any station in Tustin
Tustin regular is$0.04belowthe California average ($4.841)
vs U.S. average$0.98above($3.823)
Premium runs$0.37above regular on average
Tustin, California has 2 Costco fuel centers serving members in the area. Across Tustin, regular gas averages $4.799 and premium runs about $0.37 higher at $5.169. That's about $0.04 below the California statewide average of $4.841. Within Tustin, Costco Tustin posts the lowest regular at $4.799 and Tustin Ranch the highest at $4.799 — a $0.00 spread worth checking before you fuel up. Across Tustin, regular pump prices have eased about $0.70 over the past month, from $5.499 a month ago. Premium has eased about $0.63 over the same period. None of the Tustin Costco fuel centers currently sell diesel.