Plan fuel use and cost using kilometres or miles, km per litre, litres per 100 km, or US/UK mpg.
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Fuel cost calculator for United States
USD · 12,345.67US customary measurementsRoad distance: miles
United States planning scenario. Amounts, prices and rates are editable examples. No verified local tax bands, exemptions, benefits or lender rules are applied. Currency amounts are not exchanged.
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Your details
Enter the distance in the selected unit. Changing a unit changes how your input is interpreted.
Enter miles travelled using one gallon of the selected type. US and Imperial gallons are different sizes.
USD
Enter your local pump price for one US gallon.
Estimated fuel cost
$59.50
Amounts in USD · United States · editable planning estimate
Fuel needed (US gal)9.246
Cost per 100 miles$19.15
Distance310.686 miles
Vehicle economy33.602 US mpg
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How this result was calculated
Use the selected units to convert distance to kilometres and fuel economy to litres per 100 km.
For km per litre: fuel needed = distance in km ÷ km per litre.
For litres per 100 km: fuel needed = distance in km × litres per 100 km ÷ 100.
Cost = fuel needed in litres × price per litre.
Country setup: United States. Displayed measurements are converted to the formula's base units internally.
Assumption: Uses user entered fuel price and steady average consumption. Traffic, weather and load can change actual use. United States planning scenario. Amounts, prices and rates are editable examples. No verified local tax bands, exemptions, benefits or lender rules are applied. Currency amounts are not exchanged.
Calculation version 1.0.0 · Support state: generic
For km/L, litres used = distance in km ÷ km per litre. For L/100 km, litres used = distance in km × consumption ÷ 100. Trip cost = litres used × price per litre. Miles and gallons are converted using the selected unit type.
This calculation uses the values you enter. It runs in your browser and does not request a location or account.
Worked example
A 500 km journey at 7 L/100 km uses 35 litres. At 1.70 per litre, estimated fuel cost is 59.50.
Questions people ask
Does this include tolls?
No. The result covers fuel only.
Can I use miles?
Yes. Choose miles for distance and select US or Imperial mpg and pump price units. US and Imperial gallons have different volumes.