Convert Knots to MPH Accurately

Our knots to mph converter uses the standard conversion factor (1 knot = 1.15077945 mph) with adjustable precision. Perfect for boating, aviation, and weather reporting.

Standard Conversion (1 knot = 1.15078 mph) | Adjustable Precision | No Registration | Instant Results
knots

Supports decimal values (e.g., 15.5, 22.75 knots)

mph

Precision: 2 Decimal Places | 1 knot = 1.15077945 mph

Quick Knots to MPH Conversions

Speed Unit Guide

Understand how knots relate to miles per hour and other common speed units used in navigation and transportation.

Unit Equivalents

1 Knot (kn) = 1.15077945 mph
1 Mile Per Hour (mph) = 0.86897624 knots
1 Knot (kn) = 1.852 km/h
1 Knot (kn) = 0.514444 m/s
10 Knots = 11.5078 mph = 18.52 km/h
50 Knots = 57.5389 mph = 92.6 km/h

Note: A knot equals one nautical mile per hour. One nautical mile is defined as 1,852 meters (approximately 1.1508 statute miles).

Common Speed References

Marine Vessels

Sailing boat: 5-10 knots, Fishing boat: 10-15 knots, Ferry: 20-25 knots, Cruise ship: 20-25 knots, Yacht: 30-40 knots, Destroyer: 30-35 knots

Aircraft

Small plane: 80-140 knots, Commercial airliner (cruise): 450-500 knots, Fighter jet: 1,200+ knots, Helicopter: 120-160 knots

Wind Speeds

Light breeze: 4-7 knots, Moderate wind: 13-18 knots, Strong wind: 25-31 knots, Gale: 39-46 knots, Hurricane: 64+ knots

Land Vehicles (mph equivalent)

Residential street: 25 mph (21.7 knots), Urban road: 35 mph (30.4 knots), Highway: 65 mph (56.5 knots), High-speed train: 150 mph (130.3 knots)

Knots to MPH Use Cases

Discover how our conversion tool helps in real-world scenarios where nautical and land speed measurements matter.

Boating & Sailing

Convert nautical speeds to familiar land speeds for trip planning, fuel consumption, and navigation.

Example: 20 knots = 23.02 mph

Aviation

Translate airspeed indicators from knots to mph for better understanding during flights and flight planning.

Example: 120 knots = 138.10 mph

Weather Reporting

Convert wind speeds from meteorological reports in knots to mph for better understanding of weather conditions.

Example: 35 knots = 40.28 mph

Military Operations

Convert naval and aviation speeds between knots and mph for mission planning and interservice coordination.

Example: 50 knots = 57.54 mph

Knots to MPH Conversion Chart

Quick reference for common knot to mph conversions (1 knot = 1.15077945 mph).

Knots Miles Per Hour (mph) Common Reference
5 knots 5.75 mph Light sailing boat
10 knots 11.51 mph Moderate sailing boat
15 knots 17.26 mph Fishing boat
20 knots 23.02 mph Cruise ship
30 knots 34.52 mph Yacht, patrol boat
40 knots 46.03 mph Fast ferry, speedboat
50 knots 57.54 mph High-speed military boat
100 knots 115.08 mph Small aircraft
300 knots 345.23 mph Propeller aircraft
500 knots 575.39 mph Jet airliner (cruise)

Frequently Asked Questions

Answers to common questions about converting knots to miles per hour.

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