How to convert kilometers to miles
Divide kilometers by 1.609344 to get miles. For quick estimates, divide km by about 1.6.
Formulamiles = kilometers ÷ 1.609344
Examples
- 3 km = 1.864114 mi
- 5 km = 3.106856 mi
- 10 km = 6.213712 mi
Length calculator
Kilometers to miles converter
Convert kilometers to miles for travel, race distances, maps, driving, walking, cycling, and route planning.
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Convert units
Enter a value, choose units, and copy the result. The formula and table update automatically.
Result
When to use this calculator
This converter is useful when you need a quick everyday answer, a repeatable formula, or a table of common values. It is especially handy for shopping, recipes, travel, fitness, school work, labels, dimensions, and international measurements.
For critical applications, double-check the result against a trusted standard or professional tool.
Conversion table
Kilometers to Miles table
| Kilometers | Miles |
|---|---|
| 1 km | 0.621371 mi |
| 2 km | 1.242742 mi |
| 3 km | 1.864114 mi |
| 5 km | 3.106856 mi |
| 10 km | 6.213712 mi |
| 15 km | 9.320568 mi |
| 20 km | 12.427424 mi |
| 21.097 km | 13.109068 mi |
| 30 km | 18.641136 mi |
| 42.195 km | 26.218757 mi |
| 50 km | 31.06856 mi |
| 100 km | 62.137119 mi |
| 250 km | 155.342798 mi |
| 500 km | 310.685596 mi |
Reverse conversion
Need to go the other way? Use the related calculator below or press the swap button in the converter above.
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FAQ
Kilometers to miles converter questions
How many miles are in 1 km?
1 kilometer equals about 0.621371 miles.
How many miles is 10 km?
10 km equals about 6.2137 miles.
How many km is a marathon?
A marathon is 42.195 km, or about 26.219 miles.