Kilometers per Hour to Knots

    Convert kilometers per hour to knots for maritime speed, aviation, shipping, weather, and nautical-mile checks.

    From
    To
    1 km/h = 0.539957 kn1 kn = 1.852 km/h
    1 km/h in other units
    m/s
    0.277778
    mph
    0.621371
    Mach
    0.00081
    km/s
    0.000278
    speed of light
    9.2657e-10

    How to convert km/h to kn

    To convert a value from kilometers per hour (km/h) to knots (kn), enter the number in the converter above. Use the swap control if you need the reverse direction.

    x is the source value in km/h; y is the result in kn.

    Conversion factor
    Direct factor: 0.539957 kn for 1 km/h. Reverse factor: 1.852 km/h for 1 kn.

    Popular conversions

    Quick answers for common km/h to kn values are available from the related conversion pages.

    Use the related tools section for fixed-value conversions and the reverse direction.

    Common conversion table

    Quick reference table for common km/h to kn values:

    km/hkn
    10.539957
    52.699784
    105.399568
    5026.99784
    10053.99568
    1,000539.956803

    About kilometers per hour

    Kilometer per hour (km/h) — One kilometer per hour equals exactly 1,000 meters per 3,600 seconds, or 0.2777777778 meters per second.

    Common uses: Kilometers per hour are used for road speed limits, vehicle dashboards, cycling, running, weather, transport, and travel planning in most countries.

    About knots

    Knot (kn) — One knot is exactly one nautical mile per hour. Since one international nautical mile is exactly 1.852 kilometers, 1 kn equals exactly 1.852 km/h.

    Common uses: Knots are used for maritime speed, aviation, shipping, marine navigation, wind speed, and weather reports.

    Frequently Asked Questions

    Updated:

    Related Tools