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Dallas to Austin: gas cost
About 195 miles one way. Fuel cost at this week’s average regular price in Texas: $3.578 per gallon (EIA, week of Nov 2, 2026).
Fuel cost by vehicle
| Vehicle | MPG | Gallons | One way | Round trip |
|---|---|---|---|---|
| Compact car | 35 | 5.6 | $19.93 | $39.87 |
| Midsize sedan | 30 | 6.5 | $23.26 | $46.51 |
| SUV / crossover | 24 | 8.1 | $29.07 | $58.14 |
| Pickup truck | 18 | 10.8 | $38.76 | $77.52 |
💡 Texas prices are among the lowest in the country, so there is rarely a need to hunt for cheap gas on I-35 – just avoid the pricey stations right at the exits.
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FAQ
How much does it cost to drive from Dallas to Austin?
At about 195 miles and this week’s average of $3.578 per gallon (Texas), a car averaging 30 MPG uses about 6.5 gallons – roughly $23.26 one way or $46.51 round trip.
How many gallons of gas from Dallas to Austin?
About 5.6 gallons for a 35 MPG car, 8.1 for a 24 MPG SUV and 10.8 for an 18 MPG pickup.
Gas prices by state this week → · Gas price history → · More calculators →
Distances are approximate driving distances. Gas prices: U.S. Energy Information Administration weekly averages for regular gasoline; actual prices along the route vary.