US Road Fuel Cost Estimator
San Diego → Austin
How much petrol or diesel does it cost to drive from San Diego to Austin? Breakdown by vehicle type using today's United States fuel prices, updated from the datasource.
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Fuel Cost by Vehicle Type
Select your vehicle to see the detailed fuel breakdown for this route. Prices as of May 11, 2026.
Monthly Fleet Fuel Cost
Running this route regularly? Estimated one-way fuel cost per month, by trip frequency. Figures use primary fuel for each vehicle type (toll excluded).
| Vehicle | 1×/month | 5×/month | 10×/month | 22×/month |
|---|---|---|---|---|
Motorcycle Regular | USD 250 | USD 1,252 | USD 2,503 | USD 5,507 |
Car / SUV Regular | USD 834 | USD 4,172 | USD 8,344 | USD 18,357 |
Van / MPV Diesel | USD 1,397 | USD 6,986 | USD 13,972 | USD 30,739 |
Lorry Diesel | USD 2,515 | USD 12,575 | USD 25,150 | USD 55,330 |
Add USD 0.00 toll per one-way trip to get total trip cost per journey.
Full Fuel Cost Comparison
All vehicle types × all fuel types for this route.
| Vehicle | km/L | Regular | Midgrade | Premium | Diesel | Fuel + Toll |
|---|---|---|---|---|---|---|
| Motorcycle | 40 | USD 250.32 | USD 282.54 | — | — | USD 250.32 |
| Car / SUV | 12 | USD 834.39 | USD 941.80 | — | — | USD 834.39 |
| Van / MPV | 9 | USD 1112.52 | — | — | USD 1397.22 | USD 1397.22 |
| Lorry | 5 | — | — | — | USD 2514.99 | USD 2514.99 |
"Fuel + Toll" uses the primary fuel type for each vehicle. Toll is one-way estimate.
Today's Fuel Prices in United States
EIA weekly retail fuel prices used in all calculations above
Last updated: May 11, 2026. Prices are sourced from EIA weekly retail fuel prices.
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Common Questions: San Diego to Austin
How far is San Diego to Austin?
The highway distance from San Diego to Austin is approximately 2230 km. The estimated driving time is 29h 44m under normal highway conditions.
How much petrol does a car use from San Diego to Austin?
A typical car with 12 km/L mileage uses approximately 185.8 litres of petrol. At today's Regular price (USD 4.49/L), that costs USD 834.39.
How much does a lorry spend on diesel from San Diego to Austin?
A lorry averaging 5 km/L needs about 446.0 litres of diesel for this route. At USD 5.64/L, the fuel cost is USD 2514.99 one-way.
What is the toll charge from San Diego to Austin?
The estimated one-way toll on this highway route is approximately USD 0.00. US tolls are state- and corridor-specific. Route-level estimates are kept at zero and the pages point to FHWA toll-facility references.
How much does a motorcycle spend on fuel from San Diego to Austin?
A motorcycle averaging 40 km/L uses about 55.8 litres. At today's Regular price, that's USD 250.32, making it the most fuel-efficient option for this route.
What is the total cost (fuel + toll) for a delivery van on this route?
A delivery van using diesel at 9 km/L needs 247.8 litres, costing USD 1397.22 in fuel. Add the USD 0.00 toll for a total one-way cost of approximately USD 1397.22.
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