San Antonio, TX Sam's Club Gas Prices
San Antonio average · Regular unleaded$/GAL · up 32¢ 30D over the last 30 days
- Premium
- up 31¢ 30D over the last 30 days
- Diesel
- up 84¢ 30D over the last 30 days
Posted September 25, 2026
Sam's Club gas in San Antonio currently averages $3.657 a gallon for regular. Stations here sell regular and premium, and diesel where sold. The cheapest is San Antonio, De Zavala Sam's Club, at $3.619 a gallon.
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Last 30 days
San Antonio average by grade
- Regular
- Premium
- Diesel
Daily prices
| Date | Regular | Premium | Diesel |
|---|---|---|---|
| September 25, 2026 | $3.657 | $4.315 | $5.699 |
| September 24, 2026 | $3.679 | $4.329 | $5.739 |
| September 23, 2026 | $3.713 | $4.357 | $5.769 |
| September 22, 2026 | $3.721 | $4.407 | $5.799 |
| September 21, 2026 | $3.735 | $4.413 | $5.839 |
| September 20, 2026 | $3.783 | $4.423 | $5.859 |
| September 19, 2026 | $3.791 | $4.417 | $5.899 |
| September 18, 2026 | n/a | n/a | n/a |
| September 17, 2026 | $3.809 | $4.451 | $5.969 |
| September 16, 2026 | $3.681 | $4.303 | $5.729 |
| September 15, 2026 | $3.697 | $4.339 | $5.679 |
| September 14, 2026 | $3.713 | $4.397 | $5.679 |
| September 13, 2026 | $3.719 | $4.399 | $5.699 |
| September 12, 2026 | $3.751 | $4.413 | $5.699 |
| September 11, 2026 | $3.735 | $4.433 | $5.429 |
| September 10, 2026 | $3.591 | $4.313 | $5.429 |
| September 9, 2026 | $3.459 | $4.121 | $5.459 |
| September 8, 2026 | $3.463 | $4.121 | $5.469 |
| September 7, 2026 | $3.459 | $4.163 | $5.339 |
| September 6, 2026 | $3.447 | $4.177 | $5.259 |
| September 5, 2026 | $3.415 | $4.155 | $5.139 |
| September 4, 2026 | $3.435 | $4.121 | $5.139 |
| September 3, 2026 | $3.421 | $4.039 | $4.889 |
| September 2, 2026 | $3.273 | $3.885 | $4.859 |
| September 1, 2026 | $3.259 | $3.885 | $4.859 |
| August 31, 2026 | $3.273 | $3.927 | $4.859 |
| August 30, 2026 | $3.271 | $3.931 | $4.859 |
| August 29, 2026 | $3.275 | $3.953 | $4.859 |
| August 28, 2026 | $3.311 | $3.977 | $4.859 |
| August 27, 2026 | $3.337 | $4.001 | $4.859 |
Cheapest first
Sam's Club fuel stations in San Antonio
- 1San Antonio, De Zavalaregular
- 2San Antonio, Judson Rdregular
- 3San Antonio, Nw Loop 410regular
- 4Sw San Antonio, Goliadregular
- 5San Antonio, Sw Military Drregular
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