# Convert 1000 km to mi

So you want to convert 1000 kilometers into miles? If you're in a rush and just need the answer, the calculator below is all you need. The answer is 621.37273664981 miles.

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## How to convert kilometers to miles

We all use different units of measurement every day. Whether you're in a foreign country and need to convert the local imperial units to metric, or you're baking a cake and need to convert to a unit you are more familiar with.

Luckily, converting most units is very, very simple. In this case, all you need to know is that 1 km is equal to 0.62137273664981 mi.

Once you know what 1 km is in miles, you can simply multiply 0.62137273664981 by the total kilometers you want to calculate.

So for our example here we have 1000 kilometers. So all we do is multiply 1000 by 0.62137273664981:

1000 x 0.62137273664981 = 621.37273664981

## What is the best conversion unit for 1000 km?

As an added little bonus conversion for you, we can also calculate the best unit of measurement for 1000 km.

What is the "best" unit of measurement? To keep it simple, let's say that the best unit of measure is the one that is the lowest possible without going below 1. The reason for this is that the lowest number generally makes it easier to understand the measurement.

For 1000 km the best unit of measurement is nautical miles, and the amount is 539.95680345572 nmi.