Convert kilometer to nautical mile

Here you can quickly calculate how many nautical mile fit in one kilometer.

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Conversion from kilometer to nautical mile example

Starting value Increment Accuracy

To convert kilometer to nautical mile, multiply by 0.539957.

1 km = 0.539957

Example: 1 kilometer = 0.539957 nautical mile

A nautical mile is 1,852 m, defined from one minute of arc along a meridian, while the statute mile is about 1,609 m. Sea and air distances always use nautical miles, so 100 NM is 185.2 km, roughly 15% longer than 100 statute miles. Check which mile a chart or spec is using before you convert.

Score: 0

14.6 nautical mile equals 27 kilometer.

Correct answer: 14.6 nautical mile = 27 kilometer.

17.1 nautical mile equals 28.5 kilometer.

Correct answer: 17.1 nautical mile = 31.7 kilometer.

14.5 kilometer equals 8.61 nautical mile.

Correct answer: 14.5 kilometer = 7.83 nautical mile.