Kilometers Per Liter to Miles Per Gallon (US) Converter

Conversion Updated 15 Jun 2026

This Kilometers Per Liter to Miles Per Gallon (US) Converter lets you convert Kilometers per liter (km/L) into Miles per gallon (US) (mpg-US) in one step. Enter a value in kilometers per liter and you'll instantly see the equivalent in miles per gallon (us), worked out with the formula mpg-US = km/L x 2.352145833. It's handy whenever you need a quick, precise kilometers per liter-to-miles per gallon (us) conversion without doing the arithmetic by hand.

  • Conversion constants are fixed and do not vary by region.

Formula

mpg-US = km/L x 2.352145833
  • To convert kilometers per liter to miles per gallon (us), multiply your value by the fixed factor 2.352145833 (so 1 km/L = 2.352145833 mpg-US).
  • The factor comes from the internationally agreed definitions of each unit, so it never changes.
  • Displayed results are rounded for readability, but the full-precision value is used in the calculation.

Example

Inputs
  • Kilometers per liter (km/L): 15

Start with 15 km/L. Multiply by 2.352145833 to get 35.282187495 mpg-US.

Frequently asked questions

How do I convert kilometers per liter to miles per gallon (us)?
Multiply the number of kilometers per liter by 2.352145833. For example, 15 km/L equals 35.282187495 mpg-US.
Are these conversion factors accurate?
Yes. The calculator uses internationally accepted definitions for each unit, so the conversion factor is exact.
Why can tiny differences appear after conversion?
Very small differences are only a display effect from rounding the output. The underlying calculation keeps full precision.