Kilometers to Nautical Miles

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km
nmi
1 km = — nmi

Quick reference

Kilometers (km)Nautical Miles (nmi)

Formula

nautical miles = kilometers × 0.539957

Multiply the kilometers value by 0.539957 to get nautical miles. To reverse — divide nautical miles by 0.539957 to get kilometers.

About this conversion

The kilometer (km) is a metric unit equal to 1,000 meters. Learn more →

The nautical mile (nmi) is used in maritime and aviation navigation. Learn more →

Source: NIST International Reference