Miles to KM Converter

Convert miles to kilometers in real time. Perfect for converting driving distances, athletic achievements, and international travel routes.

Result Live
Result—
Feet and Inches—

Related Calculators

Annual Mileage

Miles to KM Formula

Exact conversion factor
Kilometers = Miles × 1.609344   Example: 5 mi × 1.609344 = 8.0467 km

Multiplying miles by 1.609344 converts imperial distances directly into metric kilometers based on internationally ratified standards.

Common reference points

MilesKilometers
1 mi1.6093 km
5 mi8.0467 km
10 mi16.0934 km
13.1 mi (Half Marathon)21.0824 km
26.2 mi (Marathon)42.1848 km
50 mi80.4672 km
100 mi160.9344 km
500 mi804.6720 km

Frequently asked questions

How many km is 5 miles?

5 miles equals approximately 8.05 kilometers.

How many km is a mile?

1 mile is exactly 1.609344 kilometers.

How many km is a half marathon?

A half marathon spans 13.1 miles, which equals approximately 21.08 kilometers.