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10 nautical miles to kilometers

10 nautical miles = 18.52 kilometers

Rounded to a practical precision: 18.5 km.

How the calculation works

One nautical mile is 1.852 kilometers, so:

10 nmi × 1.852 = 18.52 km

Reversing it, 18.52 kilometers ÷ 1.852 returns 10 nautical miles.

Nearby values

Nautical MilesKilometers
6 nmi11.112 km
7 nmi12.964 km
8 nmi14.816 km
9 nmi16.668 km
10 nmi18.52 km
11 nmi20.372 km
12 nmi22.224 km
13 nmi24.076 km
14 nmi25.928 km

About these units

Nautical mile (nmi) — A nautical mile is exactly 1,852 metres — one minute of latitude — and is the distance unit of sea and air navigation.

Kilometer (km) — A kilometre is 1,000 metres and is the standard unit for road distances in most of the world.

Frequently asked questions

How many kilometers is 10 nautical miles?

10 nautical miles is 18.52 kilometers.

How do I convert nautical miles to kilometers myself?

Multiply by 1.852. To go back, divide by 1.852 — or multiply by 0.539957.

Is this figure exact?

The conversion factor between the nautical mile and the kilometer is fixed by definition. The figure above is rounded for readability; the converter carries full precision.

Convert other values

Full nautical miles to kilometers converter · All length converters