Marks Calc

miles to nautical miles

Convert mile to nautical mile — instant, free, with the formula shown.

1 mi=0.868976 nmi

How to convert mile to nautical mile

To convert mile to nautical mile, multiply by 0.86897624:

nmi = mi × 0.86897624

For example, 10 mi × 0.868976 = 8.689762 nmi.

mi to nmi conversion table

miles (mi)nautical miles (nmi)
1 mi0.868976 nmi
2 mi1.737952 nmi
5 mi4.344881 nmi
10 mi8.689762 nmi
25 mi21.724406 nmi
50 mi43.448812 nmi
100 mi86.897624 nmi
250 mi217.24406 nmi
500 mi434.488121 nmi
1000 mi868.976242 nmi
Reverse: Nautical Mile to Mile

Other mile conversions

Convert to nautical mile from another unit

mi to nmi — frequently asked

How many nautical miles are in 1 mile?

1 mile = 0.868976 nautical miles (mi × 0.868976 = nmi).

What is the formula to convert mile to nautical mile?

Multiply your mile value by 0.86897624 to get nautical mile.

How do I convert 10 miles to nautical miles?

10 mi = 8.689762 nmi. For 100 mi the answer is 86.897624 nmi. Use the calculator on this page for any other value.

When to convert mile 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.

See all length converters