How many ft/s in 1 kilometer/second? The answer is 3280.8398950131. We assume you are converting between foot/second and kilometre/second. You can view more details on each measurement unit: ft/s or kilometer/second The SI derived unit for speed is the meter/second. 1 meter/second is equal to 3.2808398950131 ft/s, or 0.001 kilometer/second. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between feet/second and kilometers/second. Type in your own numbers in the form to convert the units!
You can do the reverse unit conversion from kilometer/second to ft/s, or enter any two units below:
Feet per second is a unit of speed; it expressses the number of feet (ft) traveled in one second (s, or sec). Abbreviations include ft/s, ft/sec and fps. The equivalent SI unit is the metre per second.
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