Conversion formula

The conversion factor from miles to kilometers is 1.609344, which means that 1 mile is equal to 1.609344 kilometers:

1 mi = 1.609344 km

To convert 820 miles into kilometers we have to multiply 820 by the conversion factor in order to get the length amount from miles to kilometers. We can also form a simple proportion to calculate the result:

1 mi → 1.609344 km

820 mi → L_(km)

Solve the above proportion to obtain the length L in kilometers:

L_(km) = 820 mi × 1.609344 km

L_(km) = 1319.66208 km

The final result is:

820 mi → 1319.66208 km

We conclude that 820 miles is equivalent to 1319.66208 kilometers:

820 miles = 1319.66208 kilometers

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilometer is equal to 0.0007577697466309 × 820 miles.

Another way is saying that 820 miles is equal to 1 ÷ 0.0007577697466309 kilometers.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that eight hundred twenty miles is approximately one thousand three hundred nineteen point six six two kilometers:

820 mi ≅ 1319.662 km

An alternative is also that one kilometer is approximately zero point zero zero one times eight hundred twenty miles.

Conversion table

miles to kilometers chart

For quick reference purposes, below is the conversion table you can use to convert from miles to kilometers