Fuel Cost Calculator
Calculate fuel costs for your trip. Find out how much you'll spend on gas with our free fuel calculator.
The Fuel Cost Calculator below works out your result the moment you type — no sign-up, no cost. A simple everyday tool you can use in seconds. Enter distance (miles), vehicle mpg and price per gallon ($) and the total updates live.
How the fuel cost calculator works
Just fill in the fields above — distance (miles), vehicle mpg and price per gallon ($) — and the fuel cost calculator does the maths instantly. Nothing is sent anywhere; the calculation happens right in your browser.
Want this fuel cost calculator on your own site?
Add it free with RGT Quote Builder — a drag-and-drop WordPress calculator plugin with 100+ ready-made templates and no paywall.
FAQ
Is the fuel cost calculator free?
Yes — completely free to use, with no account and no limits.
Can I add this fuel cost calculator to my WordPress site?
Yes. Install the free RGT Quote Builder plugin, pick the Fuel Cost Calculator template, and drop it onto any page with a shortcode or block.
Can I customise the fields and pricing?
Absolutely — every field, price and formula is editable in the drag-and-drop builder.