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Convert knots to miles per hour

Convert knots (kn) to miles per hour (mph). 1 kn = 1.15078 mph, and 1 mph = 0.868976 kn.

1 kn = 1.15078 mph

Knots to MPH formula

mph = kn × 1.150779448

Multiply the number of knots by 1.150779448.

Example: To convert 1 kn to miles per hour: 1 × 1.150779448 = 1.15078 mph.

Quick answers

What is 1 kn in miles per hour?
1 kn = 1.15078 mph
What is 10 kn in miles per hour?
10 kn = 11.5078 mph
What is 20 kn in miles per hour?
20 kn = 23.0156 mph

Knots to MPH conversion table

MPH to Knots table
knots (kn)miles per hour (mph)
1 kn1.15078 mph
5 kn5.7539 mph
10 kn11.5078 mph
15 kn17.2617 mph
20 kn23.0156 mph
25 kn28.7695 mph
30 kn34.5234 mph
40 kn46.0312 mph
50 kn57.539 mph
100 kn115.078 mph
150 kn172.617 mph
250 kn287.695 mph
500 kn575.39 mph

Frequently asked questions

How do I convert knots to miles per hour?

Multiply the number of knots by 1.150779448. To convert 1 kn to miles per hour: 1 × 1.150779448 = 1.15078 mph.

Is the Knots to MPH conversion exact?

Yes. Both units are defined exactly, so 1 knot is exactly 1.15077944802 miles per hour. Results on this page are rounded to six significant digits; pick more decimals in the converter if you need them.

What is 1 kn in miles per hour?

1 kn = 1.15078 mph.

How do I convert miles per hour back to knots?

Use the reverse relationship: 1 mph = 0.868976 kn. The MPH to Knots page has a converter and a full table.

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