How to convert kilometers per hour to feet per second
To convert kilometers per hour to feet per second, multiply by 0.911344415281. Speed conversions are used for driving, aviation, sailing, sports and physics problems.
Kilometer per Hour to Foot per Second conversion table
| Kilometer per Hour (km/h) | Foot per Second (ft/s) |
|---|---|
| 0.1 km/h | 0.0911344415281 ft/s |
| 0.5 km/h | 0.455672207641 ft/s |
| 1 km/h | 0.911344415281 ft/s |
| 2 km/h | 1.82268883056 ft/s |
| 3 km/h | 2.73403324584 ft/s |
| 4 km/h | 3.64537766113 ft/s |
| 5 km/h | 4.55672207641 ft/s |
| 10 km/h | 9.11344415281 ft/s |
| 20 km/h | 18.2268883056 ft/s |
| 25 km/h | 22.783610382 ft/s |
| 50 km/h | 45.5672207641 ft/s |
| 100 km/h | 91.1344415281 ft/s |
| 500 km/h | 455.672207641 ft/s |
| 1,000 km/h | 911.344415281 ft/s |
About the units
Kilometer per Hour (km/h)
Kilometers per hour is the road speed unit used in most of the world.
Foot per Second (ft/s)
Feet per second is used for projectile, fluid-flow and ballistics speeds in US engineering.
How to use this converter
- Type the number of kilometers per hour (km/h) in the input box.
- The result in feet per second appears instantly — no button needed.
- See the same value in every other speed unit just below.
- Use “Swap units” to convert feet per second back to kilometers per hour.
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 feet per second are in one kilometer per hour?
One kilometer per hour equals 0.911344415281 feet per second. 0.911344415281 is the exact factor used by this converter.
How do I convert kilometers per hour to feet per second?
Multiply the value in kilometers per hour by 0.911344415281. To go the other way, multiply feet per second by 1.09728.
What is 10 km/h in ft/s?
10 km/h = 9.11344415281 ft/s. Also, 5 km/h = 4.55672207641 ft/s and 100 km/h = 91.1344415281 ft/s.
What is the difference between a kilometer per hour and a foot per second?
Kilometers per hour is the road speed unit used in most of the world. Feet per second is used for projectile, fluid-flow and ballistics speeds in US engineering.
Is this tool free and private?
Yes — the Kilometer per Hour to Foot per Second 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.
Related tools
📬 Get new tools first — free
Join Taurang to hear about new calculators, converters and features. No spam; unsubscribe anytime.