Toolman

15 knots to miles per hour

15 knots = 17.26169 miles per hour

Rounded to a practical precision: 17.3 mph.

How the calculation works

One knot is 1.15078 miles per hour, so:

15 kn × 1.15078 = 17.26169 mph

Reversing it, 17.26169 miles per hour ÷ 1.15078 returns 15 knots.

Nearby values

KnotsMiles Per Hour
11 kn12.65857 mph
12 kn13.80935 mph
13 kn14.96013 mph
14 kn16.11091 mph
15 kn17.26169 mph
16 kn18.41247 mph
17 kn19.56325 mph
18 kn20.71403 mph
19 kn21.86481 mph

About these units

Knot (kn) — A knot is one nautical mile per hour and is the speed unit used at sea and in aviation.

Mile per hour (mph) — Miles per hour is the road speed unit of the United States and United Kingdom.

Frequently asked questions

How many miles per hour is 15 knots?

15 knots is 17.26169 miles per hour.

How do I convert knots to miles per hour myself?

Multiply by 1.15078. To go back, divide by 1.15078 — or multiply by 0.868976.

Is this figure exact?

The conversion factor between the knot and the mile per hour is fixed by definition. The figure above is rounded for readability; the converter carries full precision.

Convert other values

Full knots to miles per hour converter · All speed converters