Anonymous
Commercial jetliners normally cruise at an altitude of 35,000 feet, traveling at an average speed of 553 mph.
4,520 mph is one of the highest recorded speeds, but the average Boeing 747 has a cruising speed of 550-600 mph.
At or near the speed of sound (about mach 0.8â€“1.2). Cha Cha!
The record fastest speed for an airplane is 4,520 mph. Would you like to ask another question?
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