Title: Why Do Planes Fly So High?
Headings: Why Do Airplanes Need To Fly So High?
Why Do Airplanes Need To Fly So High?
Air resistance and fuel efficiency
Cruising altitude: a sweet spot
Avoidance of weather-related events like thunderstorms
Clearing obstacles
Miracle on the Hudson
Safety cushion
What about private jets and helicopters?
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Content: This could be fatal not only for the pilot riding the private jet, but also the passengers. Talking about helicopters, they are a completely different breed altogether. Instead of wings, helicopters fly by rotating blades, which means the height they can generally climb to is less than 10,000 feet. Related Articles
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Well, now you know why commercial planes fly at an altitude of around 6.6 miles. Flying at that height gives optimum air pressure and ambience—and most importantly, a safety cushion for pilots in case something goes wrong! References
NASA.gov
Northwestern University
Stanford University