Free online tool

Fuel Cost Calculator

Enter trip distance, fuel efficiency and fuel price.

Instant calculation

Fuel Cost Calculator

Enter trip distance, fuel efficiency and fuel price.

Your numbers stay in this browser. Nothing is uploaded or saved.

Three clear steps

How to use this calculator

  1. 01

    Enter distance

    Type the total trip distance.

  2. 02

    Enter fuel efficiency

    Type your vehicle fuel efficiency (e.g., km per liter or mpg).

  3. 03

    Enter fuel price

    Type the current price per unit of fuel.

The formula

How this calculation works

Divides distance by efficiency to get fuel needed, then multiplies by cost per unit.

Fuel Cost Calculator

Fuel cost = Distance ÷ Fuel efficiency × Fuel price

300÷30×1.50=10×1.50=$15.00

Check the method

Worked examples

Each example follows the same formula used by the calculator.

300 km at 30 km/L with fuel at $1.50/L — cost?

300÷30×1.50=10×1.50=$15.00$15.00

Common questions

Questions about this calculation

What is the Fuel Cost Calculator?

The Fuel Cost Calculator helps you calculate the total fuel cost for a trip based on distance and efficiency. Enter your values and select Calculate to get an instant result.

How is the result calculated?

Divides distance by efficiency to get fuel needed, then multiplies by cost per unit.

Can you show an example?

Example: 300 km at 30 km/L with fuel at $1.50/L — cost? — $15.00.

Is my data saved when I use the Fuel Cost Calculator?

No. All calculations run locally in your browser. Your inputs and results are never uploaded, stored or shared with anyone.

Is the Fuel Cost Calculator free to use?

Yes. The Fuel Cost Calculator is completely free. No account, sign-up or payment is required. It works on mobile, tablet and desktop.