Gas prices in San Antonio
Daily metro average from AAA (2026-07-28), per gallon including taxes, for the San Antonio area of Texas.
San Antonio runs $0.11 a gallon above the Texas average of $3.55. It is the 11 cheapest of 27 Texas metros AAA tracks.
Nearest Texas metros on price
The metros immediately either side of San Antonio in Texas, so you can see whether paying $3.66 here is normal or not.
| Metro | Regular | vs San Antonio |
|---|---|---|
| Laredo | $3.64 | −$0.02 |
| Amarillo | $3.64 | −$0.01 |
| Corpus Christi | $3.64 | −$0.01 |
| Galveston-Texas City | $3.65 | −$0.01 |
| San Antonio | $3.66 | — |
| Lubbock | $3.66 | +$0.00 |
| Wichita Falls | $3.66 | +$0.00 |
| Fort Worth-Arlington | $3.66 | +$0.01 |
| Dallas | $3.67 | +$0.02 |
State average, trend, station map and calculators.
Your own area's price and a live map of the stations around you.
Frequently asked questions
How much is gas in San Antonio right now?
Regular gasoline averages $3.66 per gallon across San Antonio today (AAA metro average, 2026-07-28). Midgrade is $4.13, premium $4.49 and diesel $5.01.
Is gas cheaper in San Antonio than the rest of Texas?
No — San Antonio runs $0.11 a gallon above the Texas average of $3.55.
Where does San Antonio rank in Texas?
San Antonio is the 11th cheapest of 27 Texas metros AAA tracks.
Are gas prices in San Antonio higher than a year ago?
Yes — regular is 37.1% higher than this time last year ($2.67/gal then, $3.66 now).