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Kilometer to Mile

Convert kilometer (km) to mile (mi) — with the exact factor, a quick-reference table and a free converter that works offline.

1 km = 0.6213712 mi

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Conversion table

Kilometer (km)Mile (mi)
1 km0.6213712 mi
2 km1.242742 mi
5 km3.106856 mi
10 km6.213712 mi
20 km12.42742 mi
50 km31.06856 mi
100 km62.13712 mi
500 km310.6856 mi

How the conversion works

Both units measure length. One kilometer equals exactly 0.6213712 mi, so multiply by that factor to convert.

FAQ

How many miles in a kilometer?

1 km = 0.6213712 mi.

How do I convert kilometer to mile?

Multiply the kilometer value by 0.6213712. For example, 10 km × 0.6213712 = 6.213712 mi.

Where does the factor come from?

The conversion factor is defined in BIPM SI Brochure; both units are length units converted through meter.

Related conversions

Mile to Kilometer Centimeter to Inch Inch to Centimeter Foot to Inch

Conversion factors: BIPM SI Brochure. Computed by the same engine that powers the app.

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