Costco Gas Prices in San Antonio, TX
2 Costco fuel centers in San Antonio · 0 of 2 sell diesel
San Antonio Avg Regular
$3.849
per gallon
San Antonio Avg Premium
$4.459
per gallon
San Antonio Avg Diesel
Not sold at any station in San Antonio
San Antonio regular is$0.05abovethe Texas average ($3.802)
vs U.S. average$0.77below($4.622)
Premium runs$0.61above regular on average
San Antonio, Texas has 2 Costco fuel centers serving members in the area. Across San Antonio, regular gas averages $3.849 and premium runs about $0.61 higher at $4.459. That's about $0.05 above the Texas statewide average of $3.802. Within San Antonio, Costco W San Antonio posts the lowest regular at $3.799 and NW San Antonio the highest at $3.899 — a $0.10 spread worth checking before you fuel up. Across San Antonio, regular pump prices have climbed about $0.47 over the past two weeks, from $3.379 two weeks ago. Premium has climbed about $0.55 over the same period. None of the San Antonio Costco fuel centers currently sell diesel.