Convert miles to kilometres

1 mi = 1.609344 km. Enter a value in either field: the conversion works both ways.

mi
km

⇄ Convert kilometres to miles

Conversion formula

km = mi × 1.609344
mi = km ÷ 1.609344

Example: 6.21 mi × 1.609344 = 9.994 km.

The international mile is exactly 1,609.344 metres. You'll mostly see it in the United States and the United Kingdom, on road signs and for race distances.

mi to km conversion chart

MilesKilometres
0.62 mi0.998 km
3.11 mi5.005 km
6.21 mi9.994 km
13.11 mi21.098 km
26.22 mi42.197 km
31.07 mi50.002 km
62.14 mi100.005 km
124.27 mi199.993 km
310.69 mi500.007 km
621.37 mi999.998 km

Frequently asked questions

How many kilometres are in 1 mi?
1 mi equals 1.609344 km.
How many km are in a mile?
One mile equals 1.609 km.
How many miles is a marathon?
A 42.195 km marathon is 26.2 miles.

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