ConvCalc App Store Knots to miles per hour (knots to mph)
=
mph
Multiply the number of knots by 1.150778.
A knot is one nautical mile per hour, used at sea and in aviation. Miles per hour is the road speed unit in the US and UK.
Knots to miles per hour chart
1 knots1.1507785 mph
2 knots2.3015569 mph
3 knots3.4523354 mph
5 knots5.7538923 mph
10 knots11.507785 mph
15 knots17.261677 mph
20 knots23.015569 mph
25 knots28.769461 mph
30 knots34.523354 mph
40 knots46.031138 mph
50 knots57.538923 mph
75 knots86.308384 mph
100 knots115.07785 mph
150 knots172.61677 mph
200 knots230.15569 mph
500 knots575.38923 mph
Worked example
A speed of 40 knots is 46.031138 miles per hour.
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