Unit converter
Convert miles to kilometres
Enter a value in miles to calculate the equivalent in kilometres using the authoritative EzyCalculator unit engine.
How to convert mi to km
Miles to kilometres is useful for road distances, running events and travel planning between countries using different distance units.
Formula: km = mi × 1.609344
Reverse formula: mi = km × 0.621371
Worked example: 1 mi = 1.609344 km.
Useful for: Road, race and travel distances in kilometres.
Common mi to km conversions
| miles | kilometres |
|---|---|
| 1 mi | 1.609344 km |
| 3 mi | 4.828032 km |
| 5 mi | 8.04672 km |
| 10 mi | 16.09344 km |
| 13.1 mi | 21.082406 km |
| 26.2 mi | 42.164813 km |
| 50 mi | 80.4672 km |
| 100 mi | 160.9344 km |
About the units
A mile is an imperial unit represented by mi. A kilometre is a metric unit represented by km. Calculations use the same authoritative registry as the full length converter, retaining full precision until display.