Feet per second to Miles per hour
Convert feet per second to miles per hour (ft/s to mph). 1 ft/s = 0.681818181818 mph. Use the calculator, formula and conversion table.
How to convert feet per second to miles per hour
Multiply the amount in feet per second by 0.681818181818 to get miles per hour. The displayed factor and results are rounded to 12 significant digits.
mph = ft/s × 0.681818181818Worked example
1 ft/s = 0.681818181818 mph. Change the amount in the calculator above to use your own value.
Units and assumptions
Speed is converted through metres per second. One international mile is 1,609.344 metres and one nautical mile is 1,852 metres.
Calculator results use floating-point arithmetic and are rounded for display. The reference table below uses up to 12 significant digits.
Feet per second to Miles per hour table
| Feet per second (ft/s) | Miles per hour (mph) |
|---|---|
| 0 | 0 |
| 1 | 0.681818181818 |
| 5 | 3.40909090909 |
| 10 | 6.81818181818 |
| 25 | 17.0454545455 |
| 100 | 68.1818181818 |
| 1,000 | 681.818181818 |
About this conversion
What is the formula for feet per second to miles per hour?
mph = ft/s × 0.681818181818. Multiply the amount in feet per second by 0.681818181818 to get miles per hour. The displayed factor and results are rounded to 12 significant digits.
How do I convert back to feet per second?
Use the miles per hour to feet per second calculator to reverse this conversion. You can also use Swap units in the calculator above.
Can I use a different pair of units?
Choose another unit in the calculator, or open the speed converter to browse all supported pairs.