Fuel Cost Calculator
Calculate fuel cost for a trip based on distance, fuel price, and fuel efficiency (MPG or L/100km). See cost per mile/km.
InputsLive
miles
$
mpg
L/100km
Results
Fuel Needed
4 gal/L
Total Fuel Cost
$14.00
Cost per Mile$0.14
Cost per Kilometer$0.09
How to Use This Calculator
- Enter the trip Distance in miles (or switch to Metric to use kilometers).
- Set the Fuel Price per gallon (or per liter for metric mode).
- Enter your vehicle's fuel efficiency — MPG for imperial or L/100km for metric.
- Toggle the Use Metric selector if you prefer kilometer-based inputs.
- Review Fuel Needed, Total Fuel Cost, and Cost per Mile or Cost per Kilometer.
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Formula
Fuel Cost = (Distance / MPG) × Fuel PriceRelated Calculators
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