Costco Gas in San Antonio, TX
2 stations in San Antonio, Texas
Costco Gas Hours in San Antonio
San Antonio has 2 Costco gas stations. Weekday hours are typically 6 AM to 10 PM. Sunday hours are 6 AM–7:30 PM. Membership is required at the pump. Costco gas is TOP TIER™ certified, meeting enhanced detergent standards recommended by most major automakers.