How to convert feet per second to kilometers per hour
To convert feet per second to kilometers per hour, multiply by 1.09728. Speed conversions are used for driving, aviation, sailing, sports and physics problems.
Foot per Second to Kilometer per Hour conversion table
| Foot per Second (ft/s) | Kilometer per Hour (km/h) |
|---|---|
| 0.1 ft/s | 0.109728 km/h |
| 0.5 ft/s | 0.54864 km/h |
| 1 ft/s | 1.09728 km/h |
| 2 ft/s | 2.19456 km/h |
| 3 ft/s | 3.29184 km/h |
| 4 ft/s | 4.38912 km/h |
| 5 ft/s | 5.4864 km/h |
| 10 ft/s | 10.9728 km/h |
| 20 ft/s | 21.9456 km/h |
| 25 ft/s | 27.432 km/h |
| 50 ft/s | 54.864 km/h |
| 100 ft/s | 109.728 km/h |
| 500 ft/s | 548.64 km/h |
| 1,000 ft/s | 1,097.28 km/h |
About the units
Foot per Second (ft/s)
Feet per second is used for projectile, fluid-flow and ballistics speeds in US engineering.
Kilometer per Hour (km/h)
Kilometers per hour is the road speed unit used in most of the world.
How to use this converter
- Type the number of feet per second (ft/s) in the input box.
- The result in kilometers per hour appears instantly — no button needed.
- See the same value in every other speed unit just below.
- Use “Swap units” to convert kilometers per hour back to feet per second.
Tips for better results
- Double-check which system a unit belongs to (for example US vs UK gallons).
- Use the swap button to convert in the opposite direction instantly.
- Bookmark the conversions you use most — each pair has its own page.
Frequently asked questions
How many kilometers per hour are in one foot per second?
One foot per second equals 1.09728 kilometers per hour. 1.09728 is the exact factor used by this converter.
How do I convert feet per second to kilometers per hour?
Multiply the value in feet per second by 1.09728. To go the other way, multiply kilometers per hour by 0.911344415281.
What is 10 ft/s in km/h?
10 ft/s = 10.9728 km/h. Also, 5 ft/s = 5.4864 km/h and 100 ft/s = 109.728 km/h.
What is the difference between a foot per second and a kilometer per hour?
Feet per second is used for projectile, fluid-flow and ballistics speeds in US engineering. Kilometers per hour is the road speed unit used in most of the world.
Is this tool free and private?
Yes — the Foot per Second to Kilometer per Hour is completely free with no sign-up, and it runs entirely in your browser, so the values you enter are never uploaded to our servers.
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