Costco Gas Prices in San Antonio, TX
2 Costco fuel centers in San Antonio · 0 of 2 sell diesel
San Antonio Avg Regular
$3.124
per gallon
San Antonio Avg Premium
$3.849
per gallon
San Antonio Avg Diesel
Not sold at any station in San Antonio
San Antonio regular is$0.10belowthe Texas average ($3.221)
vs U.S. average$0.81below($3.933)
Premium runs$0.72above regular on average