Mileage Calculator

Trip cost from distance and cost per mile or kilometer.

Mileage Calculator helps you trip cost from distance and cost per mile or kilometer. Enter distance and cost per unit, review the breakdown, and use the guidance below to understand what the number means — and what it does not. What the Mileage calculator does Mileage Calculator is built for everyday questions — shopping, home, travel, hobbies, and tech. Trip cost from distance and cost per mile or kilometer. You enter distance and cost per unit, then Simple Calculators computes the result instantly. Defaults are chosen to be easy to read — change any field to match your situation. How the math works Choose a Distance unit (miles or kilometers), then enter the Distance and the Cost per mile or Cost per kilometer. The trip cost is distance × cost per unit, and the round trip is simply double that. The distance and rate are also shown in the other unit (1 mile = 1.609344 km), along with a table of costs at other common rates. The formula: Cost = distance × cost per mile (or per kilometer). Use your own running cost or an official mileage rate.