Calculators » Conversion » Speed » Km per hour and Km per second

Convert between Km per hour and Km per second

Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can convert speed in different units of measurement, viz., from km per hour to km per second and vice-versa.

Km per hour (km/h)

Km per second (km/s)

Enter the value you want to convert, and leave the target field blank.

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Conversion formula

1 km/s = 3600 km/h

1 km/h = 0.0002778 km/s

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