Miles to Kilometers formula
kilometers = miles × 1.60934
Multiply the number of miles by 1.60934 to get kilometers. To go the other way, multiply by 0.621371 instead, or use the km to miles converter.
Miles to Kilometers conversion table
Common miles to km values, rounded for reading. The converter above keeps full precision.
| Miles | Kilometers |
|---|---|
| 1 mi | 1.60934 km |
| 2 mi | 3.21869 km |
| 3 mi | 4.82803 km |
| 4 mi | 6.43738 km |
| 5 mi | 8.04672 km |
| 10 mi | 16.0934 km |
| 15 mi | 24.1402 km |
| 20 mi | 32.1869 km |
| 25 mi | 40.2336 km |
| 50 mi | 80.4672 km |
| 75 mi | 120.701 km |
| 100 mi | 160.934 km |
| 250 mi | 402.336 km |
| 500 mi | 804.672 km |
| 1,000 mi | 1,609.34 km |
Worked example
To convert 10 mi to kilometers, multiply by 1.60934: the result is 16.0934 km. International inch, foot, yard and mile definitions are exact. One inch equals exactly 2.54 centimeters.
Frequently asked questions
How many kilometers are in a mile?
One mile equals 1.60934 kilometers (1 mi = 1.60934 km).
What is 10 miles in kilometers?
10 mi converts to 16.0934 km. Enter any other value in the converter above to see it recalculated instantly.
How do I convert kilometers back to miles?
Reverse the calculation: one kilometer equals 0.621371 miles. You can also swap the units in the converter or open the km to miles page.
Related length conversions
Need a different pair? Open the full length converter to choose any two units.