Miles to Kilometers Converter
Convert miles to kilometers - one mile is exactly 1.609344 km.
Length
Enter a value above to convert between mi and km.
1 mi equals
kilometer1.609344km
meter1,609.344m
centimeter160,934.4cm
millimeter1,609,344mm
micrometer1,609,344,000µm
mile1mi
yard1,760yd
foot5,280ft
inch63,360in
nautical mile0.86897624NM
light year1.701078e-13ly
How do you convert miles to kilometers?
Multiply the mile value by 1.609344, because one mile is defined as exactly 1.609344 km: kilometers = miles × 1.609344. To convert kilometers to miles, divide by 1.609344.
Worked example
5 miles is 5 × 1.609344 = 8.05 km. A 26.2-mile marathon is 26.2 × 1.609344 = 42.16 km, and 100 km is 100 ÷ 1.609344 = 62.14 mi.
Miles to kilometers - quick facts
One mile equals 1.609344 kilometers, and one kilometer equals 0.621371 miles. Common values: 1 mi = 1.61 km, 10 mi = 16.09 km, and a 60 mph speed limit is 96.6 km/h.