km to nautical miles converter
1 kilometer equals 0.5399568 nautical miles. Conversions use nmi = km × 0.539957
km → 0.5399568 nmi
nmi = km × 0.539957
Converter
Worked examples
- 1 km = 0.5399568 nmi
- 2 km = 1.079914 nmi
- 5 km = 2.699784 nmi
- 10 km = 5.399568 nmi
- 100 km = 53.99568 nmi
kilometers to nautical miles conversion table
| km | nmi | Arithmetic |
|---|---|---|
| 1 km | 0.5399568 nmi | × 0.539957 |
| 2 km | 1.079914 nmi | × 0.539957 |
| 3 km | 1.61987 nmi | × 0.539957 |
| 4 km | 2.159827 nmi | × 0.539957 |
| 5 km | 2.699784 nmi | × 0.539957 |
| 6 km | 3.239741 nmi | × 0.539957 |
| 8 km | 4.319654 nmi | × 0.539957 |
| 10 km | 5.399568 nmi | × 0.539957 |
| 12 km | 6.479482 nmi | × 0.539957 |
| 15 km | 8.099352 nmi | × 0.539957 |
| 20 km | 10.799136 nmi | × 0.539957 |
| 25 km | 13.49892 nmi | × 0.539957 |
| 30 km | 16.198704 nmi | × 0.539957 |
| 40 km | 21.598272 nmi | × 0.539957 |
| 50 km | 26.99784 nmi | × 0.539957 |
| 60 km | 32.397408 nmi | × 0.539957 |
| 70 km | 37.796976 nmi | × 0.539957 |
| 80 km | 43.196544 nmi | × 0.539957 |
| 90 km | 48.596112 nmi | × 0.539957 |
| 100 km | 53.99568 nmi | × 0.539957 |
How to convert km to nmi
- Take your value in kilometers.
- Multiply by 0.539957
- That is your answer in nautical miles — no rounding needed until you choose a display precision.
Related conversions
nmi to kmmm to nmicm to nmim to nmikm to mmkm to cmkm to mkm to inkm to ftall length units
Questions
How many nautical miles in 1 kilometer?
Exactly 0.5399568 nmi. The factor follows from the definitions of both units, not from a measurement, so it is exact.
How do I convert km to nmi?
Multiply the kilometers figure by 0.539957 — or use the converter above, which updates as you type.
Is km to nmi the same as nmi to km?
No — they are inverses. One km is 0.5399568 nmi, while one nmi is 1.852 km.
What is 1 km in nmi?
1 km = 0.5399568 nmi (see the value page for the full arithmetic).