KM to Miles Converter
Convert a distance in kilometers to miles. Enter a value below, or use the chart for race distances and common road trips.
Formula: miles = km ÷ 1.609344
Common kilometers to miles conversions
| Kilometers | Miles |
|---|---|
| 1 km | 0.621371 mi |
| 5 km | 3.10686 mi |
| 10 km | 6.21371 mi |
| 21.0975 km | 13.1094 mi |
| 42.195 km | 26.2188 mi |
| 50 km | 31.0686 mi |
| 80 km | 49.7097 mi |
| 100 km | 62.1371 mi |
| 120 km | 74.5645 mi |
| 500 km | 310.686 mi |
Need the other direction? Convert miles to kilometers or use the full Unit Converter for length, weight, temperature, area, volume and speed.
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How to use km to miles converter
- 1Enter a distance in kilometers.
- 2The equivalent in miles appears instantly.
- 3Use the swap button to convert miles to kilometers instead.
- 4Copy the result, or check the chart for race and road distances.
About this tool
Because one mile is exactly 1.609344 km, miles = km ÷ 1.609344, or km × 0.621371. For a rough figure in your head, multiply by 0.6 — or by 5 and divide by 8.
Examples: a 5K race is 3.11 miles, a 10K is 6.21 miles, and 100 km/h is about 62 mph. Runners following US training plans, and drivers reading foreign road signs or car specifications, are the usual reasons to convert.
Frequently asked questions
5 km is about 3.11 miles.
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