EngiRef / Speed conversion
Convert Knots to Miles/hour (kn to mph)
1 kn = 1.15077945 mph. Convert knots to miles/hour with the exact factor, a common-values table and a free converter.
Conversion factor
mph = kn × 1.15077945
1 kn = 1.15077945 mph
Multiply by 1.15077945 mph to go from knots to miles/hour, or divide by it to come back. The factor and every value below are computed by the same converter that runs at /convert, so this page and the tool cannot disagree.
kn to mph table
| Knots (kn) | Miles/hour (mph) |
|---|---|
| 1 kn | 1.15077945 mph |
| 2 kn | 2.3015589 mph |
| 5 kn | 5.75389724 mph |
| 10 kn | 11.5077945 mph |
| 20 kn | 23.015589 mph |
| 50 kn | 57.5389724 mph |
| 100 kn | 115.077945 mph |
Every figure is computed at build time by the site’s own converter from the speed unit registry. For a value that is not listed, put it into the interactive converter.
Frequently asked questions
How many miles/hour are in one knot?
One knot is 1.15077945 mph, so 100 kn is 115.077945 mph.
What is the formula to convert knots to miles/hour?
mph = kn × 1.15077945. Multiply the value in knots by 1.15077945 to get miles/hour.
How do I convert miles/hour back to knots?
kn = mph × 0.868976242, so 1 mph is 0.868976242 kn. The mph to kn page carries the same table in that direction.