facemask and hair curlers: you look redic but once the plane lands, you're snatched and hot af. chapstick: the dry air cracks your lips, bring moisturizer too if you have dry skin. gum: helps morning breath and helps you pop your ears during the altitude change. hoodie: it gets colder in high altitude, or can use as blanket over legs. socks: again, gets cold. ramen cup: can bring through tsa, then ask for hot water that they use for tea on flight, then let the hot water sit in the cup for 5min, yummy warm food bc planes don't serve enough food. noise canceling headphones: can help with the noise of the engines, also cn put earbuds to watch movies under the headphones. ty:)