kilometers to nautical miles
Convert kilometer to nautical mile — instant, free, with the formula shown.
1 km=0.539957 nmi
How to convert kilometer to nautical mile
To convert kilometer to nautical mile, multiply by 0.5399568:
nmi = km × 0.5399568
For example, 10 km × 0.539957 = 5.399568 nmi.
km to nmi conversion table
| kilometers (km) | nautical miles (nmi) |
|---|---|
| 1 km | 0.539957 nmi |
| 2 km | 1.079914 nmi |
| 5 km | 2.699784 nmi |
| 10 km | 5.399568 nmi |
| 25 km | 13.49892 nmi |
| 50 km | 26.99784 nmi |
| 100 km | 53.99568 nmi |
| 250 km | 134.989201 nmi |
| 500 km | 269.978402 nmi |
| 1000 km | 539.956803 nmi |
Other kilometer conversions
Convert to nautical mile from another unit
km to nmi — frequently asked
How many nautical miles are in 1 kilometer?
1 kilometer = 0.539957 nautical miles (km × 0.539957 = nmi).
What is the formula to convert kilometer to nautical mile?
Multiply your kilometer value by 0.5399568 to get nautical mile.
How do I convert 10 kilometers to nautical miles?
10 km = 5.399568 nmi. For 100 km the answer is 53.99568 nmi. Use the calculator on this page for any other value.
When to convert kilometer to nautical mile
1Engineering and construction (mm to feet, meters to inches)
2Running, cycling and athletics (km to miles, miles to yards)
3International shipping and travel (nautical miles, kilometers)
4Manufacturing tolerances (micrometers and nanometers)
Length conversion — common questions
How many feet are in 1 meter?
1 meter equals approximately 3.2808 feet. The exact conversion factor is 1 ft = 0.3048 m.
How do I convert kilometers to miles?
Multiply the kilometer value by 0.621371. For example, 10 km × 0.621371 ≈ 6.2137 miles.
Is 1 yard exactly 3 feet?
Yes. By definition 1 yard = 3 feet = 36 inches = 0.9144 meters.
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