Math
Fuel Trip Cost
Distance plus MPG plus gas price equals trip fuel cost.
Trip cost
—
- Gallons used
- —
- $ / mile
- —
- Round trip
- —
FAQ
How to find real MPG? +
Track multiple fill-ups and divide miles by gallons. Trip computers are usually optimistic.
Highway vs city? +
Highway is usually 20 to 30 percent better than city MPG.
Heads up: ClutchCalcs gives you fast, accurate results — but always sanity-check critical decisions (medical, financial, structural) with a professional.
Spot a wrong number or want a calculator added? Tell us →