Foot per Second to Miles per Hour Converter
Convert feet per second to miles per hour instantly with a speed calculator built for driving, aviation, marine navigation, physics, sports, and engineering reference.
ft/s to mph Calculator
Enter a speed value and the conversion updates automatically.
Result updates automatically.
Formula: miles per hour = feet per second × 0.6818181818
How to Convert Foot per Second to Miles per Hour
Speed conversion uses meters per second as the reference unit. Multiply the source speed by the factor shown below to convert it into the selected output unit. Mach is based on Mach 1 = 340.29 m/s, a common sea-level reference.
1 foot per second
0.6818181818 miles per hour
10 feet per second
6.8181818182 miles per hour
100 feet per second
68.1818181818 miles per hour
Speed Formula Notes
The calculator converts through meters per second as the SI speed unit, then formats the result for the selected speed unit.
Feet per Second to MPH Converter FAQ
Which speed units are supported?
This tool supports mph, kph, meters per second, knots, feet per second, and Mach.
How do I convert ft/s to mph?
Multiply the ft/s value by 0.6818181818 to get mph. The calculator performs the formula automatically.
Can I reverse the speed conversion?
Yes. Use the swap button to reverse the selected units and calculate the opposite direction.