Costco Gas Prices in San Antonio, Texas
Latest reported regular prices per gallon from 2 of 3 Costco gas stations; most recent report Nov 6, 2026 (UTC). Prices may vary at the pump.
Average Price
$3.31/gal
Lowest Price
$3.07/gal
Highest Price
$3.56/gal
All Costco Gas Stations in San Antonio, Texas
Browse every listed location and open its latest reported prices and station details.