Conversions

Miles per hour to Feet per second

Convert miles per hour to feet per second (mph to ft/s). 1 mph = 1.46666666667 ft/s. Use the calculator, formula and conversion table.

A quick reference1 mph = 1.46666666667 ft/s
Feet per second to Miles per hour
Speed converter
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How to convert miles per hour to feet per second

Multiply the amount in miles per hour by 1.46666666667 to get feet per second. The displayed factor and results are rounded to 12 significant digits.

ft/s = mph × 1.46666666667

Worked example

1 mph = 1.46666666667 ft/s. 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.

Miles per hour to Feet per second table

Common values, rounded for display
Miles per hour (mph)Feet per second (ft/s)
00
11.46666666667
57.33333333333
1014.6666666667
2536.6666666667
100146.666666667
1,0001,466.66666667

About this conversion

What is the formula for miles per hour to feet per second?

ft/s = mph × 1.46666666667. Multiply the amount in miles per hour by 1.46666666667 to get feet per second. The displayed factor and results are rounded to 12 significant digits.

How do I convert back to miles per hour?

Use the feet per second to miles per hour 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.

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