Convert mile to kilometre
1 mile = 1.609344 kilometres. Enter any value below for an exact conversion.
1 mi =
1.609344 km
kilometres
Need the reverse? Convert kilometre to mile →
Formula
1 mile = 1.609344 kilometres kilometre = miles × 1.609344 mile = kilometres × 0.6213712
mile to kilometre conversion table
1 mi1.609344 km
2 mi3.218688 km
3 mi4.828032 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
1000 mi1609.344 km
About converting miles to kilometres
Converting miles to kilometres is essential for drivers and runners moving between the US or UK and metric countries. Road distances, race lengths (a 26.2-mile marathon is about 42.2 km), and car odometers all rely on this conversion. One mile equals exactly 1.609344 km.
Frequently asked questions
How many kilometres are in a mile?
One mile equals 1.609344 kilometres. So 10 miles is 16.09344 kilometres. Use the converter above for any value.
What is the formula to convert miles to kilometres?
1 mile = 1.609344 kilometres kilometre = miles × 1.609344 mile = kilometres × 0.6213712
Is the mile-to-kilometre conversion exact?
Yes. The conversion factor between miles and kilometres is defined exactly, so results are precise — only rounded for display.