Something like 15-20% of US adults have never flown on an airplane. https://www.smithsonianmag.com/air-space-magazine/how-much-worlds-population-has-flown-airp

Something like 15-20% of US adults have never flown on an airplane. https://www.smithsonianmag.com/air-space-magazine/how-much-worlds-population-has-flown-airplane-180957719/ https://www.smithsonianmag.com/air-space-magazine/how-much-w...