How fast was the Wright brothers' first flight?

11.1 km/h (6.9 mph). The 1903 flight covered 37 m in 12 seconds, about 11 km/h over the ground, into a strong wind.

11.1 km/hAbout 6.9 mph · Run

The 1903 flight covered 37 m in 12 seconds, about 11 km/h over the ground, into a strong wind.

That's about 20% of a red kangaroo's top speed (56 km/h).

11.1 km/h

1 ft/s

By speed: the first flight is about 10× faster than 1 ft/s.

Things about as fast

Many real things vary, so we use a typical or official figure. Spotted a mistake? Email [email protected].