Knots to feet per second converter

Convert knots (kn) to feet per second (ft/s).

Speed converter

Instant conversion

Edit either value. Decimals and scientific notation supported.

From value

From unit

To value

ft/s

To unit

CONVERSION

1 kn ≈ 1.687809857 ft/s

Display precision

Precision changes displayed rounding, not calculation accuracy.

FORMULAft/s = kn × 1.6878098571012

FORMULA & EXAMPLES

How to convert Knots to feet per second

ft/s = kn × 1.6878098571012

Multiply the kn reading by 1.6878098571012.

Worked examples

1 kn ≈ 1.687809857 ft/s

1 × 1.6878098571012 ≈ 1.687809857

10 kn ≈ 16.87809857 ft/s

10 × 1.6878098571012 ≈ 16.87809857

Frequently asked questions

What distance does a knot use?

One knot is one international nautical mile per hour, using 1,852 metres per nautical mile. Miles per hour uses the international statute mile of 1,609.344 metres.

Knots to feet per second table

Fixed reference · Knot to Feet per second

Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.

Knot (kn)	Feet per second (ft/s)
0	0
0.1	0.1687809857
0.5	0.8439049286
1	1.687809857
2	3.375619714
5	8.439049286
10	16.87809857
25	42.19524643
50	84.39049286
100	168.7809857
1000	1687.809857

Table results use 10 significant figures; decimal formula coefficients use up to 15. Calculations use the unit definitions before rounding. Extra digits do not improve measurement accuracy.