Knots to Miles per Hour Converter
Instant kn to mph conversion. Enter a number and get the answer right away.
How to Convert kn to mph
1 kn equals 1.150779 mph. To convert kn to mph, multiply by 1.150779 (mph = kn × 1.15078). For example, 10 kn is 11.5078 mph. The calculator above applies the same conversion in both directions, so you can also type a value in mph to get kn.
mph = kn × 1.15078
One kn equals 1.150779 mph. Use the formula below for any number.
kn to mph Conversion Table
| kn | mph |
|---|---|
| 1 kn | 1.150779 mph |
| 2 kn | 2.301559 mph |
| 3 kn | 3.452338 mph |
| 5 kn | 5.753897 mph |
| 10 kn | 11.507794 mph |
| 15 kn | 17.261692 mph |
| 20 kn | 23.015589 mph |
| 25 kn | 28.769486 mph |
| 50 kn | 57.538972 mph |
| 75 kn | 86.308459 mph |
| 100 kn | 115.077945 mph |
| 150 kn | 172.616917 mph |
| 200 kn | 230.15589 mph |
| 500 kn | 575.389724 mph |
| 1000 kn | 1150.779448 mph |
Common kn to mph Conversions
When You Need This Conversion
Useful for driving, cycling, running pace, marine and aviation forecasts.
Units and Conventions
1 mph = 1.609344 km/h exactly. A knot is one nautical mile per hour, or 1.852 km/h. Wind and marine reports usually use knots, while road signs use mph or km/h.
Related Converters
Frequently Asked Questions
How many mph are in 1 kn?
1 kn equals 1.150779 mph. The formula is mph = kn × 1.15078.
What is the kn to mph formula?
Use mph = kn × 1.15078. The calculator above applies it instantly and also works in reverse.
Can I convert mph back to kn?
Yes. Type a value into the second field and the calculator converts in the opposite direction.
Is this converter free and accurate?
Yes. It runs in your browser with no signup. Results come from the exact conversion factor shown on this page and are rounded to 6 decimal places.
Which standard does this page use?
See the Units and Conventions section above - it lists the exact definition used here and the alternatives common in other countries.
Does it work on my phone?
Yes. The calculator is designed for phones first, with large inputs and instant results as you type.