How gas prices have changed in San Antonio in the last week
Written by:
July 20, 2026
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How gas prices have changed in San Antonio in the last week
Stacker compiled statistics on gas prices in San Antonio, TX metro area using data from AAA. Gas prices are current as of July 20.
San Antonio by the numbers
- Gas current price: $3.56
--- Texas average: $3.57
- Week change: +$0.16 (+4.6%)
- Year change: +$0.81 (+29.5%)
- Historical expensive gas price: $4.68 (6/13/22)
- Diesel current price: $4.79
- Week change: +$0.35 (+7.9%)
- Year change: +$1.56 (+48.6%)
- Historical expensive diesel price: $5.45 (4/9/26)
Metros with the least expensive gas
#1. Clarksville, IN: $3.25
#2. Evansville, IN: $3.27
#3. Columbus, IN: $3.28
Read on to see which metros have the most expensive gas prices.
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1 / 5
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#5. Santa Rosa, CA
- Regular gas price: $5.64
2 / 5
Elen Nika // Shutterstock
#4. San Rafael, CA
- Regular gas price: $5.66
3 / 5
Rangsarit Chaiyakun // Shutterstock
#3. San Francisco, CA
- Regular gas price: $5.69
4 / 5
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#2. Lihue (Kauai), HI
- Regular gas price: $5.76
5 / 5
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#1. San Luis Obispo-Atascadero-Paso Robles, CA
- Regular gas price: $5.79
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