Fuel Cost Calculator

Estimate what a trip will cost in fuel. Enter the distance, your vehicle's fuel efficiency, and the price per gallon to see gallons needed, total cost, and cost per mile.

Trip Details

One-way trip distance in miles

Vehicle fuel economy in miles per gallon

$

Current fuel price per gallon

Trip Cost Summary

Enter your trip details above to estimate fuel cost

How Fuel Cost Is Estimated

The Formula

  • Gallons needed = distance ÷ miles per gallon
  • Total cost = gallons needed × price per gallon
  • Cost per mile = total cost ÷ distance
  • Round trip doubles the distance before the estimate

Get a Better Estimate

  • Highway mileage is usually higher than city mileage
  • Heavy loads, hills, and towing lower fuel efficiency
  • Fuel prices vary by region and grade
  • Use your trip meter's real MPG for the most accurate result
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