Miles to kilometers
Convert between metric, imperial, US customary, nautical, typographic and astronomical measures of distance.
Converter
Mile to Kilometer at a glance
21 rows| Mile | Kilometer |
|---|---|
| 1 mi | 1.609344 km |
| 2 mi | 3.218688 km |
| 3 mi | 4.828032 km |
| 4 mi | 6.437376 km |
| 5 mi | 8.04672 km |
| 6 mi | 9.656064 km |
| 7 mi | 11.265408 km |
| 8 mi | 12.874752 km |
| 9 mi | 14.484096 km |
| 10 mi | 16.09344 km |
| 15 mi | 24.14016 km |
| 20 mi | 32.18688 km |
| 25 mi | 40.2336 km |
| 30 mi | 48.28032 km |
| 40 mi | 64.37376 km |
| 50 mi | 80.4672 km |
| 75 mi | 120.7008 km |
| 100 mi | 160.9344 km |
| 250 mi | 402.336 km |
| 500 mi | 804.672 km |
| 1,000 mi | 1,609.344 km |
Quick pairs
tap to loadHow the mile to kilometer conversion works
The meter is the SI base unit; every other length here is defined as an exact multiple of it.
Multiply by 1.609344 to go from mile to kilometer:
km = mi × 1.609344
Going the other way, multiply by 0.6213711922, which is the same as dividing by 1.609344.
Questions
How many kilometer are in one mile?
One mile equals 1.609344 kilometer.
Which units does this length converter cover?
38 units in total, all referenced to the meter. They include kilometer, hectometer, dekameter, meter, decimeter, centimeter and more. Pick any pair from the two dropdown lists.
How precise are the results?
Every conversion is computed in your browser at double precision from the factors listed on this page, which follow the SI definitions and the exact international agreements for imperial and US customary units. Use the Decimals control to round the display without changing the underlying value.
Does anything I type leave my device?
No. The converter is plain JavaScript running locally, with no server round-trip, and the page keeps working offline once loaded.