Let's face it: When you’re about to embark on a six-plus-hour intercontinental flight and your body is buzzing with anxiety at the thought of potential delays, missed connections, and lost luggage, piecing together a stylish outfit is probably the least of your concerns. Factor in the near-impossible feat of sleeping upright on a plane and tolerating snoring seat mates, and it feels necessary to prioritize comfort on long-haul flights.