Use these online calculators to convert between miles (mi) and kilometers (km). These Length conversion calculators provide a quick and easy way to convert miles to km, or km to miles.
Enter your value in one of the conversion calculators below to convert miles to km or convert km to miles.
How to convert miles to km: Use the conversion calculator titled "Convert miles to km". Enter a value in the miles field and click on the "Calculate km" button. Your answer will appear in the km field.
How to convert km to miles: Use the conversion calculator titled "Convert km to miles". Enter a value in the km field and click on the "Calculate miles" button. Your answer will appear in the miles field.
The following is a list of definitions relating to conversions between miles and kilometers.
A mile is a unit of length in both US Customary Units as well as the Imperial System. The symbol for mile is mi. There are 1,760 yards in a mile or 5,280 feet in a mile.
A kilometer is a unit of length in the Metric System. The symbol for kilometer is km. There are 1,000 meters in a kilometer. The International spelling is kilometre.
There are 0.621371192 miles in a kilometer.
There are 1.609344 kilometers in a mile.
This table provides a summary of the Length units within their respective measurement systems.
|inches||in or "||US Customary Units (and Imperial)|
|feet||ft or '||US Customary Units (and Imperial)||1 foot = 12 inches|
|yards||yd||US Customary Units (and Imperial)||1 yard = 3 feet|
|miles||mi||US Customary Units (and Imperial)||1 mile = 1760 yards or 5280 feet|
|millimeter||mm||Metric System||1000 mm = 1 m|
|centimeter||cm||Metric System||100 cm = 1 m, 1 cm = 10 mm|
|decimeter||dm||Metric System||10 dm = 1 m, 1 dm = 10 cm|
|meter||m||Metric System||1 m = 1000 mm, 100 cm, 10 dm|
|kilometer||km||Metric System||1 km = 1000 m|