---
title: "Feet per second to Kilometers per hour converter"
description: "1 foot per second = 1.09728 kilometers per hour. Conversion table, the exact formula, and a calculator for any value."
url: https://atoneplace.net/convert/feet-per-second-to-kmh/
site: "At One Place"
---

# Feet per second to kilometers per hour

**1 foot per second in kilometers per hour: 1 ft/s = 1.09728 km/h**

km/h = ft/s × 1.09728

To convert feet per second to kilometers per hour, multiply by 1.09728. The table below gives the values people look up most often, and the converter works for any number.

## Feet per second to kilometers per hour table

*Common foot per second values converted to kilometers per hour.*

| Feet per second | Kilometers per hour |
| --- | --- |
| 1 ft/s | 1.09728 |
| 2 ft/s | 2.19456 |
| 3 ft/s | 3.29184 |
| 4 ft/s | 4.38912 |
| 5 ft/s | 5.4864 |
| 10 ft/s | 10.9728 |
| 15 ft/s | 16.4592 |
| 20 ft/s | 21.9456 |
| 25 ft/s | 27.432 |
| 30 ft/s | 32.9184 |
| 40 ft/s | 43.8912 |
| 50 ft/s | 54.864 |
| 75 ft/s | 82.296 |
| 100 ft/s | 109.728 |
| 250 ft/s | 274.32 |
| 500 ft/s | 548.64 |
| 1,000 ft/s | 1,097.28 |

## How the conversion works

The relationship is km/h = ft/s × 1.09728. Both units measure speed, so the conversion is a fixed factor that never changes.

## Common questions

### How many kilometers per hour are in one foot per second?

One foot per second equals 1.09728 kilometers per hour. km/h = ft/s × 1.09728.

### How do you convert feet per second to kilometers per hour?

Use km/h = ft/s × 1.09728. So 10 ft/s is 10.9728 km/h.

### How many feet per second are in one kilometer per hour?

One kilometer per hour equals 0.91134 feet per second, which is the reverse of the conversion above.

## Related pages

- [Kilometers per hour to Feet per second](https://atoneplace.net/convert/kmh-to-feet-per-second/)
- [Feet per second to Meters per second](https://atoneplace.net/convert/feet-per-second-to-meters-per-second/)
- [Feet per second to Miles per hour](https://atoneplace.net/convert/feet-per-second-to-mph/)
- [Feet per second to Knots](https://atoneplace.net/convert/feet-per-second-to-knots/)

## Sources

- Guide for the Use of the International System of Units (SP 811) — NIST (https://www.nist.gov/pml/special-publication-811) [Public domain (US Government)]
- The International System of Units (SI Brochure) — Bureau International des Poids et Mesures (https://www.bipm.org/en/publications/si-brochure)
- Calculated on this page — At One Place (/about/)