Distance divided by time.
Mile per Days to Foot per Hours Converter — mi/d to ft/h
Convert Mile per Days (mi/d) to Foot per Hours (ft/h) using the exact conversion factor (1 mile per days = 220 foot per hours). See the formula, worked examples, and conversion table.
Mile per Days to Foot per Hours converter
Converter
Speed Converter
Convert road, aviation, marine, lab, and scientific speed units.
Context values
Some unit families need one extra value for a physically accurate result.
Distance divided by time.
Result = input x 0.01862666667 / 8.46666667e-5.
Speed uses meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Mile per Days to Foot per Hours
Mile per Days and Foot per Hours both describe speed, and the conversion matters whenever a maritime or aviation speed (knots) needs to be compared against a road speed (mph). Both are distance divided by time units.
Formula
foot per hours = mile per days × 220
This factor comes from each unit's defined relationship to the category's base unit: 1 mile per days equals 0.0186266666667 base units, and 1 foot per hours equals 0.0000846666666667 base units, so dividing one by the other gives the direct mile per days-to-foot per hours factor of 220.
Simple example
1 mi/d × 220 = 220 ft/h
1 mile per days = 220 foot per hours.
Real-world example
10 mi/d × 220 = 2,200 ft/h
10 mile per days = 2,200 foot per hours.
Conversion table
| Mile per Days (mi/d) | Foot per Hours (ft/h) |
|---|---|
| 1 mi/d | 220 ft/h |
| 5 mi/d | 1,100 ft/h |
| 10 mi/d | 2,200 ft/h |
| 25 mi/d | 5,500 ft/h |
| 50 mi/d | 11,000 ft/h |
| 100 mi/d | 22,000 ft/h |
Reverse conversion: Foot per Hours to Mile per Days
220 ft/h × 0.004545454545 = 1 mi/d
220 foot per hours = 1 mile per days.
mile per days = foot per hours × 0.00454545454545
For a page dedicated to this direction, see Foot per Hours to Mile per Days.
Understanding the Mile per Days (mi/d)
Distance divided by time.
Understanding the Foot per Hours (ft/h)
Distance divided by time.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many foot per hours are in 1 mile per days?
1 mile per days equals 220 foot per hours, using the exact defined conversion factor rather than an estimate.
How do I convert mile per days to foot per hours?
Multiply the mile per days value by 220. The converter above does this instantly to whatever precision you set.
How do I convert foot per hours back to mile per days?
Use the reverse factor: 1 foot per hours equals 0.0045454545 mile per days. You can also use the swap control in the converter above to flip the direction instantly.
What is a mile per days?
Mile per Days (mi/d) is a unit of speed.
What is a foot per hours?
Foot per Hours (ft/h) is a unit of speed.
Is the mile per days to foot per hours conversion exact?
Yes. Both mile per days and foot per hours are defined by fixed standards rather than physical artifacts, so the factor of 220 used above is exact to as many digits as you choose to display.