kilometre to mile — free converter
Formula
mile = kilometre × 0.621371
Worked example
15 kilometres = 9.32057 miles.
Conversion table
| Kilometre | Mile |
|---|---|
| 1 kilometres | 0.621371 miles |
| 2 kilometres | 1.24274 miles |
| 5 kilometres | 3.10686 miles |
| 10 kilometres | 6.21371 miles |
| 25 kilometres | 15.5343 miles |
| 50 kilometres | 31.0686 miles |
| 100 kilometres | 62.1371 miles |
What these units mean
A kilometre is a metric distance used for road signs and running routes outside the US. A mile is an imperial road distance used in the United States and the United Kingdom. When you change from kilometres to miles, you are simply expressing the same amount on a different scale, so the quantity itself does not change — only the number and the unit label do. A quick everyday check helps: picture the amount in your own life first, then let the converter do the arithmetic, and the result should feel roughly right before you use it for a purchase, a recipe or a journey.
FAQs about kilometre to mile
How many miles are in 1 kilometre?
1 kilometre = 0.621371 mile.
What is the formula for kilometre to mile?
mile = kilometre × 0.621371. This conversion is a multiplication by a fixed standard factor.
What is 15 kilometres in miles?
15 kilometres = 9.32057 miles.
How do I convert miles back to kilometres?
Use the reverse page: mile to kilometre. The converter on that page swaps the direction for you.
Is the kilometre to mile result exact?
The factor is the standard published factor, and the converter shows the result rounded for reading. For everyday use this is exact enough; for engineering or laboratory work, check the rounding your task requires.