⛽ Gas Cost Calculator
Trip Distance
km
Vehicle Settings
km/L
円/L
Results
Enter distance, fuel efficiency, and gas price to calculate
Enter your trip distance, fuel efficiency, and gas price to estimate the fuel cost of a drive or business trip. Add multiple segments and let it total a round trip automatically — handy for budgeting a road trip.
How to use
- Enter the trip distance. Click "+ Add segment" if you have multiple legs.
- Turn on "Calculate round trip" if needed.
- Enter your vehicle's fuel efficiency and the gas price.
- Total distance, fuel needed, and fuel cost are calculated automatically.
FAQ
Does it include toll or highway fees?
No, it only calculates fuel cost. Add tolls separately.
Can I calculate a trip with multiple stops?
Yes — use "+ Add segment" to add as many legs as you need; you'll get a per-segment breakdown plus the total.
How is the round trip calculated?
Turning on "Calculate round trip" doubles the entered distance before calculating cost.
What unit is fuel efficiency in?
km/L — enter the figure straight from your vehicle's spec sheet or your own real-world calculation.
Can I use this to budget a trip?
Yes — register each destination as a segment to get an upfront estimate of total fuel cost for the whole trip.