---
title: "Feet per second to Miles per hour — ft/s to mph converter"
description: "1 foot per second = 0.68182 miles per hour. Conversion table, the exact formula, and a calculator for any value."
url: https://atoneplace.net/convert/feet-per-second-to-mph/
site: "At One Place"
---

# Feet per second to miles per hour

**1 foot per second in miles per hour: 1 ft/s = 0.68182 mph**

mph = ft/s × 15/22

To convert feet per second to miles per hour, multiply by 0.6818181818. The table below gives the values people look up most often, and the converter works for any number.

## Feet per second to miles per hour table

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

| Feet per second | Miles per hour |
| --- | --- |
| 1 ft/s | 0.68182 |
| 2 ft/s | 1.363636 |
| 3 ft/s | 2.045455 |
| 4 ft/s | 2.727273 |
| 5 ft/s | 3.409091 |
| 10 ft/s | 6.818182 |
| 15 ft/s | 10.22727 |
| 20 ft/s | 13.63636 |
| 25 ft/s | 17.04545 |
| 30 ft/s | 20.45455 |
| 40 ft/s | 27.27273 |
| 50 ft/s | 34.09091 |
| 75 ft/s | 51.13636 |
| 100 ft/s | 68.18182 |
| 250 ft/s | 170.4545 |
| 500 ft/s | 340.9091 |
| 1,000 ft/s | 681.8182 |

## How the conversion works

The relationship is mph = ft/s × 15/22. Both units measure speed, so the conversion is a fixed factor that never changes.

## Common questions

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

One foot per second equals 0.68182 miles per hour. mph = ft/s × 15/22.

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

Use mph = ft/s × 15/22. So 10 ft/s is 6.818182 mph.

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

One mile per hour equals 1.466667 feet per second, which is the reverse of the conversion above.

## Related pages

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