Kilometers to Miles Converter
Enter a value in kilometers to instantly get the result in miles.
How to Convert Kilometers to Miles
The formula is: miles = km × 0.621371
One kilometer is 1,000 meters. One mile is 1,609.344 meters. Dividing 1,000 by 1,609.344 gives 0.621371 miles per kilometer. This conversion is commonly needed when traveling between countries that use different measurement systems.
Kilometers to Miles Conversion Table
| Kilometers (km) | Miles (mi) |
|---|---|
| 1 km | 0.621 mi |
| 2 km | 1.243 mi |
| 5 km | 3.107 mi |
| 10 km | 6.214 mi |
| 20 km | 12.427 mi |
| 25 km | 15.534 mi |
| 42 km | 26.098 mi |
| 50 km | 31.069 mi |
| 75 km | 46.603 mi |
| 100 km | 62.137 mi |
Frequently Asked Questions
How many miles are in a kilometer?
One kilometer equals 0.621371 miles.
What is the formula to convert km to miles?
miles = km × 0.621371. For example, 10 km = 6.21371 miles.
How many km is 1 mile?
1 mile = 1.60934 km.
How many miles is 42 km?
42 km × 0.621371 = 26.098 miles — close to a marathon distance.