Length converter

Kilometers to miles

1 km = 0.621371 mi

Divide kilometers by 1.60934 to get miles.

kilometers
6.21371miles
mi = km ÷ 1.609344Open in the unit converter

km to miles table

KilometersMiles
1 km0.621 mi
2 km1.24 mi
3 km1.86 mi
5 km3.11 mi
8 km4.97 mi
10 km6.21 mi
15 km9.32 mi
20 km12.43 mi
21.0975 km13.11 mi
25 km15.53 mi
30 km18.64 mi
42.195 km26.22 mi
50 km31.07 mi
80 km49.71 mi
100 km62.14 mi
160 km99.42 mi
200 km124.27 mi
500 km310.69 mi

The formula

miles = kilometers ÷ 1.609344

Worked example

10 km ÷ 1.60934 = 6.21371 mi

The other way round, miles to kilometers: kilometers = miles × 1.609344.

In your head

Multiply by 5, divide by 8. 40 km → 25 mi; the exact answer is 24.85 mi.

Questions

1 kilometer is 0.621371 miles (0.621371192237 exactly).

Divide kilometers by 1.60934 to get miles. For example, 10 km ÷ 1.60934 = 6.21371 mi.

5 km is 3.11 miles and 10 km is 6.21 miles.

42.195 km, which is 26.2 miles. A half marathon is 13.1 miles.

Yes, the factor is the same: 100 km/h is 62.1 mph.

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