Kilometers to Miles
Converter

Convert kilometers to miles quickly and accurately using this free online converter

km to mi — Quick Reference

Used for travel distances, road trips, and navigation between countries with different measurement systems.

💡 The US and UK use miles; most of the world uses kilometers. GPS and maps often support both.

Formula

mi = km × 0.621373

Example: 1 km × 0.621373 = 0.621373 mi

When to Use mi

Use miles for US/UK contexts and kilometers internationally.

Common uses: travel planning, running races, and driving distances.

Frequently Asked Questions

How do I convert km to mi?

Multiply the value in Kilometers by 0.621373. For example: 10 km = 6.2137 mi.

When should I use Miles instead of Kilometers?

Use miles for US/UK contexts and kilometers internationally.

Is this converter accurate?

Yes. We use internationally recognized conversion factors, updated to current standards.

Kilometers to Miles conversion table

Kilometers (km)Miles (mi)
1 km0.621373 mi
2 km1.2427 mi
5 km3.1069 mi
10 km6.2137 mi
20 km12.4275 mi
50 km31.0686 mi
100 km62.1373 mi
200 km124.2745 mi
500 km310.6864 mi
1000 km621.3727 mi

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