Feet/second to kilometers/second (ft/s to km/s) converter

You can enter a value in either the feet/second (ft/s) or kilometers/second (km/s) input fields. For an understanding of the conversion process, we include algebraic formulas.

See conversions to common Speed units and easily switch Speed units in the two tabbed section below. Use the search bar above to find additional conversions.

Tip: Click the "Swap" button to switch from converting feet/second to kilometers/second to kilometers/second to feet/second.

feet/second (ft/s)

 

kilometers/second (km/s)

 
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1 ft/s = 0.0003048 km/s 1 km/s = 3280.83989501 ft/s

Algebraic Steps / Dimensional Analysis Formula
ft/s * 1 m/s
3.2808 ft/s		 * 1 km/s
1000 m/s		 = km/s

Direct Conversion Formula
ft/s * 1 km/s
3280.83989501 ft/s		 = km/s

If you would like to switch between Speed units, select from the tables below

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