Miles to Kilometers Converter

Convert miles to km instantly. 1 mile = 1.60934 km.

Conversion Formula

km = miles × 1.60934

Miles to KM Reference Table

MilesKilometers
1 mi1.609 km
5 mi8.047 km
10 mi16.093 km
26.2 mi42.165 km
50 mi80.467 km
100 mi160.934 km
200 mi321.869 km
500 mi804.672 km
1000 mi1609.344 km

Frequently Asked Questions

How many kilometers are in a mile?

1 mile equals exactly 1.609344 kilometers. This is based on the international definition of the mile.

How do I convert miles to km?

Multiply miles by 1.60934. For example, 26.2 miles (a marathon) = 26.2 × 1.60934 = 42.16 km.

What is 100 miles in km?

100 miles = 100 × 1.60934 = 160.934 km.

Is a mile longer than a kilometer?

Yes. One mile is approximately 1.609 km, so a mile is about 61% longer than a kilometer.

How do I quickly estimate miles to km?

A quick approximation: multiply miles by 1.6. This gives results within 0.4% of the exact conversion, which is close enough for most everyday purposes.

For more length conversions, see the full Length Converter.