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Nautical Miles to km Converter

1 nautical mile = 1.852 km exactly. Based on one arcminute of latitude. Standard in aviation and maritime.

Formula:1 nmi = 1.852 km
⇄ Switch to Km To Nautical Miles
Nautical mile
nmi
Kilometer
km
Nautical mile to Kilometer — common values
1 nmi1.852 km
5 nmi9.26 km
10 nmi18.52 km
50 nmi92.6 km
100 nmi185.2 km
500 nmi926 km
1,000 nmi1,852 km

How to convert Nautical Miles To Km

To convert nautical miles to km, use the formula: 1 nmi = 1.852 km. Enter any value in the input field above and the result appears instantly. Click the ⇄ button or use the “Switch to Km To Nautical Miles” link to reverse the conversion.

All conversions use precise mathematical constants validated against international SI standards (NIST and ISO 80000) and are accurate to 8 significant figures.

Frequently Asked Questions

What is the formula to convert Nautical Miles To Km?
1 nmi = 1.852 km. 1 nautical mile = 1.852 km exactly. Based on one arcminute of latitude. Standard in aviation and maritime.
Is this converter free?
Yes — completely free, no registration required. Works instantly in your browser.
How do I convert Km To Nautical Miles?
Use the Km To Nautical Miles converter or click the ⇄ switch button above.
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