Convert UnitsFast, accurate unit conversions
Length

Miles to kilometers Converter

Convert mile to kilometer instantly.

Formulakm = mi × 1.609344
Sources and methodology1 mi = 1.609344 km — exactly. exactly

Quick conversion table

milekilometer
1 mi1.609344 km
2 mi3.218688 km
5 mi8.04672 km
10 mi16.09344 km
20 mi32.18688 km
25 mi40.2336 km
50 mi80.4672 km
100 mi160.9344 km

Unit definitions

mile (mi)

mile is a unit of Length. In this converter it is defined against the category base unit as 1 mi = 1609.344 m.

kilometer (km)

kilometer is a unit of Length. In this converter it is defined against the category base unit as 1 km = 1000 m.

Example

10 mi = 16.09344 km

Sources and methodology

Definitions: BIPM SI Brochure and NIST conversion guidance. Methodology.