The Wright brothers’ first powered Flyer reached an approximate top speed of 31 miles per hour.
The 1903 Wright Flyer was built for controlled experimentation rather than high-speed travel. Its 12-horsepower engine drove two propellers, and the aircraft relied on a forward elevator and wing-warping system for control.
The speed figure is commonly given as about 31 mph, or roughly 50 kilometers per hour. Measurements from the first flights can vary slightly because wind speed, ground speed, and airspeed are not identical. The brothers recorded distances and times while working in strong coastal winds.
This speed should not be confused with the aircraft’s average ground speed on an individual flight. The Flyer’s significance came from controllability and powered flight, not from setting a speed record.