3 ms·Because once you are boarded and settled, you can start counting sheep.by Certified 11y agoBecause once you are boarded and settled, you can start counting sheep.67726e 11y agoBetween everyone else fighting for overhead space and possibly having to get up for others in your row, that doesn't sound likely.gherkin0 11y agoYou wouldn't have to do that if you have a window seat, which you'd probably try to get if you'll fit in one and you want to sleep.