Hitting a speed of about 800 miles per hour, Chuck Yeager broke this barrier in October 1947
First to break the sound barrier ... [PAR] Chuck Yeager piloted the Bell X-1A to Mach 2.44 (1650 mph), setting a ... Chuck 
Yeager piloted the rocket plane to a top speed of Mach 2.44 or 1,650 mph Dec. ... 
As the first human to break the sound barrier on October 14, 1947, he flew the ...... 
out of the Bell X-1 in 1949 - broke the sound barrier with this plane in 1947.