At One Place

Knots to miles per hour

1 knot in miles per hour
1 kn = 1.150779 mph
mph = kn × 1.150779448

To convert knots to miles per hour, multiply by 1.150779448. The table below gives the values people look up most often, and the converter works for any number.

Knots to miles per hour table

Common knot values converted to miles per hour.
Knots Miles per hour
1 kn 1.150779
2 kn 2.301559
3 kn 3.452338
4 kn 4.603118
5 kn 5.753897
10 kn 11.50779
15 kn 17.26169
20 kn 23.01559
25 kn 28.76949
30 kn 34.52338
40 kn 46.03118
50 kn 57.53897
75 kn 86.30846
100 kn 115.0779
250 kn 287.6949
500 kn 575.3897
1,000 kn 1,150.7794

How the conversion works

The relationship is mph = kn × 1.150779448. Both units measure speed, so the conversion is a fixed factor that never changes.

Common questions

How many miles per hour are in one knot?
One knot equals 1.150779 miles per hour. mph = kn × 1.150779448.
How do you convert knots to miles per hour?
Use mph = kn × 1.150779448. So 10 kn is 11.50779 mph.
How many knots are in one mile per hour?
One mile per hour equals 0.86898 knots, which is the reverse of the conversion above.

Related pages

Sources

  1. Guide for the Use of the International System of Units (SP 811) — NIST (Public domain (US Government))
  2. The International System of Units (SI Brochure) — Bureau International des Poids et Mesures
  3. Calculated on this page — At One Place

How these figures are compiled and checked