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Fuel Cost Calculator — Trip Gas Cost

Calculate fuel cost for trips online for free. Enter distance, MPG, gas price. Supports metric units. No signup required.

Estimate fuel costs for trips and daily commutes. Enter distance, fuel efficiency, and gas price to calculate total fuel expense.

How to use Fuel Cost Calculator — Trip Gas Cost

  1. Enter the trip distance (miles or kilometers).
  2. Set your vehicle's fuel efficiency (MPG or L/100km).
  3. Enter the current fuel price per gallon or liter.
  4. Read the total fuel cost for your trip.

Features

  • Supports both imperial (MPG, miles, $/gal) and metric (L/100km, km, $/L) units.
  • Calculates fuel needed and total cost.
  • Works for one-way and round-trip calculations.
  • Adjusts for city vs highway driving estimates.

FAQ

How do I calculate trip fuel cost?

Enter trip distance, vehicle fuel efficiency (MPG or L/100km), and fuel price per gallon/liter. Shows total cost and cost per mile.

Can I use metric units?

Yes. Supports MPG + $/gallon (imperial) and L/100km + $/liter (metric). Switch between them instantly.

How accurate is this estimate?

Real fuel efficiency varies by speed, terrain, AC use, and driving style. Use as planning estimate - actual cost may vary 10-20%.

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