Converter
Miles to Kilometres
1 mi is 1.60934 km. Type any amount below and the answer follows as you type, on your device.
Equals (km)
The answer follows what you type, rounded to six significant figures. Nothing is sent anywhere.
The formula
km = mi × 1.60934
Multiply the mile figure by 1.60934.
Worked example
How many kilometres are in 5 miles?
5 mi → 8.04672 km
Multiply 5 by 1.60934. The answer is 8.04672 km.
Quick reference
The common values, rounded to six significant figures.
| miles (mi) | kilometres (km) |
|---|---|
| 1 | 1.60934 |
| 3 | 4.82803 |
| 5 | 8.04672 |
| 6.2137 | 9.99998 |
| 10 | 16.0934 |
| 26.2188 | 42.1951 |
| 100 | 160.934 |
When you need this
An American road trip, a marathon split or a treadmill program quoted in miles is easier to judge in kilometres, and one mile is 1.609344 km exactly.
The factor above is the exact legal definition of each unit, not a rounded one, so the answers stay right at any size. Nothing here is sent to a server: the conversion runs in the page.