1 foot per second [ft/s] = 1.09728 kilometer per hour [km/h]
Example: 1 foot per second [ft/s] equals 1.09728 kilometer per hour [km/h].
Examples
1 foot per second [ft/s] = 1.09728 kilometer per hour [km/h]
2 foot per second [ft/s] = 2.19456 kilometer per hour [km/h]
5 foot per second [ft/s] = 5.4864 kilometer per hour [km/h]
10 foot per second [ft/s] = 10.9728 kilometer per hour [km/h]
20 foot per second [ft/s] = 21.9456 kilometer per hour [km/h]
25 foot per second [ft/s] = 27.432 kilometer per hour [km/h]
Practical Uses for foot per second to kilometer per hour
quick homework checksshopping and product comparisonstravel planningprofessional estimatesDIY and household measurementsgeneral reference
Sources and Accuracy
Speed conversions use meter per second as the reference unit. Road, aviation, nautical, and physics units are converted through stored factors.
Displayed results are rounded for readability. The calculator keeps enough precision for everyday use and switches to scientific notation for very large or very small values. Last reviewed: 2026-05-21.
About These Units
foot per second [ft/s]
Definition
The foot per second (ft/s) is a speed unit used to express measurements in this converter.
History
This unit is included because it appears in practical measurement systems, technical references, product specifications, or everyday conversion needs.
Current use
Use foot per second when comparing speed values, checking specifications, converting between systems, or preparing quick estimates.
kilometer per hour [km/h]
Definition
Kilometers per hour measures how many kilometers are traveled in one hour.
History
The unit follows the metric system and became the common road-speed unit in many countries.
Current use
Kilometers per hour is used for speed limits, vehicles, cycling, running, weather reports, and transportation planning.
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How to Convert
Enter the value in the “From value” field.
Confirm the source unit is foot per second [ft/s].
Confirm the target unit is kilometer per hour [km/h].