Use this free online calculator to convert Kilometer/second to Foot/second instantly. This common speed conversions conversion tool provides accurate results for all your measurement needs.

Quick Reference

1 Kilometer/second = 3280.84 Foot/second

1 Foot/second = 3.048e-4 Kilometer/second

Kilometer/second to Foot/second Conversion Formula

To convert Kilometer/second to Foot/second, multiply by 3280.84.

Foot/second = Kilometer/second × 3280.84

Kilometer/second = Foot/second × 3.048e-4

To convert Foot/second back to Kilometer/second, divide by 3280.84 (or multiply by 3.048e-4).

About These Units

About Kilometer/second

Kilometer per second is a high-velocity unit measuring 1000 meters per second. Used primarily in aerospace, astronomy, and ballistics for describing very fast-moving objects such as spacecraft, missiles, orbital velocities, and escape velocities. This unit is essential for space exploration calculations and high-energy physics applications.

About Foot/second

Foot per second is a unit of velocity in the imperial system, measuring 0.3048 meters per second. Commonly used in engineering, construction, and physics applications in countries using imperial measurements. This unit is particularly useful for measuring moderate speeds such as projectile velocities, fluid flow rates, and mechanical systems.

Kilometer/second to Foot/second Conversion Table

Kilometer/second	Foot/second	Foot/second	Kilometer/second
0.1	328.0840	0.1	3.048e-5
0.5	1640.42	0.5	1.524e-4
1	3280.84	1	3.048e-4
2	6561.68	2	6.096e-4
5	16404.20	5	1.524e-3
10	32808.40	10	3.048e-3
20	65616.80	20	6.096e-3
25	82021.00	25	7.620e-3
50	164041.99	50	0.015240
100	328083.99	100	0.030480
250	820209.97	250	0.076200
500	1640419.95	500	0.152400
1000	3280839.90	1000	0.304800

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