Costco gas prices in San Antonio
San Antonio stations
- Costco W San Antonio191 W Loop 1604 S
- $3.349
- Costco NW San Antonio5611 Utsa Blvd
- $3.499
Regular per gallon · updated July 22, 2026
San Antonio has 2 Costco gas stations, and today the cheapest regular among them is $3.349/gal at Costco W San Antonio. The board compares them side by side — tap a station for its full price history and hours. San Antonio Costco regular prices have climbed about $0.425 per gallon over the past month, from $2.999 to $3.424. Premium is up $0.550 over the same stretch, now at $4.119.
30-day price trend
Regular$3.424Premium$4.119
View price history as a table
| Date | Regular | Premium |
|---|---|---|
| July 22, 2026 | $3.424 | $4.119 |
| July 21, 2026 | $3.399 | $4.079 |
| July 20, 2026 | $3.394 | $4.074 |
| July 19, 2026 | $3.394 | $4.074 |
| July 18, 2026 | $3.374 | $4.074 |
| July 17, 2026 | $3.349 | $4.024 |
| July 16, 2026 | $3.249 | $3.904 |
| July 15, 2026 | $3.224 | $3.874 |
| July 14, 2026 | $3.174 | $3.874 |
| July 13, 2026 | $3.124 | $3.849 |
| July 12, 2026 | $3.099 | $3.874 |
| July 11, 2026 | $3.094 | $3.874 |
| July 10, 2026 | $3.064 | $3.849 |
| July 9, 2026 | $3.014 | $3.414 |
| July 8, 2026 | $2.884 | $3.564 |
| July 7, 2026 | $2.964 | $3.669 |
| July 6, 2026 | $3.009 | $3.694 |
| July 5, 2026 | $3.094 | $3.754 |
| July 4, 2026 | $3.094 | $3.754 |
| July 3, 2026 | $2.999 | $3.659 |
| July 2, 2026 | $2.949 | $3.524 |
| July 1, 2026 | $2.904 | $3.494 |
| June 30, 2026 | $2.874 | $3.494 |
| June 29, 2026 | $2.894 | $3.494 |
| June 28, 2026 | $2.894 | $3.494 |
| June 27, 2026 | $2.924 | $3.544 |
| June 26, 2026 | $2.934 | $3.549 |
| June 25, 2026 | $2.954 | $3.549 |
| June 24, 2026 | $2.979 | $3.569 |
| June 23, 2026 | $2.999 | $3.569 |
All stations in San Antonio
All 2 stations, sorted by regular price from lowest to highest, comparing every fuel. Prices in $/gal.
| Rank | Station | Regular | Premium |
|---|---|---|---|
| 1 | Costco W San AntonioSan Antonio | $3.349 | $4.039 |
| 2 | Costco NW San AntonioSan Antonio | $3.499 | $4.199 |