Fuel Cost Calculator
Calculate total trip fuel cost from distance, fuel efficiency, and fuel price
500 km × (8 / 100) = 40.000 L × $1.50 = $60.00
Total cost
$60
Fuel used
40 L
Cost per km
$0.12
Cost per mile
$0.1931
About this calculator
The Fuel Cost Calculator estimates how much you'll spend on gas for any trip based on distance, fuel efficiency, and the current price per liter or gallon. It works in km or miles and supports mpg, km/L, and L/100km efficiency formats. Great for road-trip budgeting, comparing vehicles, or tracking monthly driving costs.
Common examples
- 500 km, 10 L/100km, $1.80/L → 50 L used, total cost $90.00
- 300 miles, 30 mpg, $3.50/gal → 10 gal used, total cost $35.00
- 1 200 km, 8 L/100km, $1.95/L → 96 L used, total cost $187.20
- 150 miles, 40 mpg, $4.00/gal → 3.75 gal used, total cost $15.00
- 800 km, 12 L/100km, $2.10/L → 96 L used, $201.60 total ($0.252/km)