Kilometer to Nautical mile Converter
1 kilometer is about 0.5399568035 nautical miles. Convert kilometers (km) to nautical miles (nmi) below: type a value and the result updates as you type.
km to nmi calculator
Result
Kilometer to Nautical mile conversion
1 km ≈ 0.5399568035 nmione kilometer in nautical miles
1 nmi = 1.852 kmone nautical mile in kilometers
Kilometer (km): One thousand meters.
Nautical mile (nmi): Exactly 1852 meters (international nautical mile).
Source:Kilometer: SI Brochure, 9th edition (BIPM, 2019); Nautical mile: NIST Special Publication 811 (2008), Appendix B.8
How to convert kilometers to nautical miles
To convert kilometers to nautical miles, divide the number of kilometers by 1.852.
Formula
nmi = km ÷ 1.852
Examples
- 5 km = 5 ÷ 1.852 ≈ 2.699784017 nmi
- 25 km = 25 ÷ 1.852 ≈ 13.49892009 nmi
- 100 km = 100 ÷ 1.852 ≈ 53.99568035 nmi
Kilometer to Nautical mile conversion table
| Kilometer (km) | Nautical mile (nmi) |
|---|---|
| 0.1 km | 0.05399568035 nmi |
| 0.5 km | 0.2699784017 nmi |
| 1 km | 0.5399568035 nmi |
| 2 km | 1.079913607 nmi |
| 3 km | 1.61987041 nmi |
| 5 km | 2.699784017 nmi |
| 10 km | 5.399568035 nmi |
| 20 km | 10.79913607 nmi |
| 25 km | 13.49892009 nmi |
| 50 km | 26.99784017 nmi |
| 100 km | 53.99568035 nmi |
| 250 km | 134.9892009 nmi |
| 500 km | 269.9784017 nmi |
| 1000 km | 539.9568035 nmi |
Values rounded to 10 significant digits where needed.
Common conversions
Frequently asked questions
- How many nautical miles are in one kilometer?
- One kilometer is about 0.5399568035 nautical miles.
- How do I convert nautical miles to kilometers?
- To convert nautical miles to kilometers, multiply the number of nautical miles by 1.852. The formula is km = nmi × 1.852.
- Is this conversion exact?
- Yes. Both units have exact definitions and the factor 1.852 is exact. Displayed results are only rounded when they have many decimal places.
- Which is larger, a kilometer or a nautical mile?
- A nautical mile is 1.852 times larger than a kilometer. In other words, a kilometer is about 0.5399568035 of a nautical mile.