Knots to kilometers per hour

kilometers per hour = knots × 1.852

How to convert knots to kilometers per hour

One knot is 1.852 kilometers per hour, so multiply the number of knots by 1.852. For example, 20 knots is 20 × 1.852 = 37.04 kilometers per hour. To go back, divide by the same number, or multiply by 0.5399568.

Quick estimate

Multiplying by about 1.9 gets within 2.6% of the exact answer, which is enough to check that a result makes sense.

Where it comes up

Speed conversions come up when driving abroad, in running and cycling paces, weather and wind reports, and sailing and flying.

knots	kilometers per hour
1 kn	1.852 kph
2 kn	3.704 kph
3 kn	5.556 kph
4 kn	7.408 kph
5 kn	9.26 kph
6 kn	11.112 kph
7 kn	12.964 kph
8 kn	14.816 kph
9 kn	16.668 kph
10 kn	18.52 kph
11 kn	20.372 kph
12 kn	22.224 kph
13 kn	24.076 kph
14 kn	25.928 kph
15 kn	27.78 kph
16 kn	29.632 kph
17 kn	31.484 kph
18 kn	33.336 kph
19 kn	35.188 kph
20 kn	37.04 kph
25 kn	46.3 kph
30 kn	55.56 kph
40 kn	74.08 kph
50 kn	92.6 kph
60 kn	111.12 kph
70 kn	129.64 kph
75 kn	138.9 kph
80 kn	148.16 kph
90 kn	166.68 kph
100 kn	185.2 kph
120 kn	222.24 kph
150 kn	277.8 kph
200 kn	370.4 kph
250 kn	463 kph
300 kn	555.6 kph
400 kn	740.8 kph
500 kn	926 kph
750 kn	1,389 kph
1,000 kn	1,852 kph
1,500 kn	2,778 kph
2,000 kn	3,704 kph
5,000 kn	9,260 kph
10,000 kn	18,520 kph

Questions

How many kilometers per hour are in a knot?

1.852 kilometers per hour.

How do I convert knots to kilometers per hour in a spreadsheet?

Put the value in A1 and type =A1*1.852, then fill the formula down the column.

Are the values in the table exact?

They are calculated from the exact definitions of the units and rounded only for display. Open any row for the full working.