Knots to MPH Calculator

Knots to MPH Calculator: convert knots to mph instantly. Full formula, unit table, and worked example.

Speed conversion factors

1 mph = 1.60934 km/h = 0.44704 m/s = 1.46667 ft/s = 0.86898 knots

1 km/h = 0.62137 mph = 0.27778 m/s = 0.53996 knots

1 knot = 1.15078 mph = 1.852 km/h = 0.51444 m/s

1 m/s = 3.6 km/h = 2.23694 mph = 1.94384 knots = 3.28084 ft/s