Definitely just wear your coat on the plane (don't try to pack it). You can either keep it in your lap, fold it and tuck it under the seat in front of you, or put it into an overhead bin.
People Also Ask
Even if you're not cold, even if you're heading into a tropical heatwave, you can still wear your jacket when you board to free up luggage space. And there'll probably even be space in the overhead bin or under your seat if you don't want to wear it for the entire flight.
Backpacks, totes, and crossbody bags are typically considered personal items too. The key to remember is it must be able to fit underneath the seat in front of you. A carry-on is a type of hand luggage that you bring into the plane cabin with you and is larger than a personal item.
You are allowed to bring a quart-sized bag of liquids, aerosols, gels, creams and pastes through the checkpoint. These are limited to 3.4 ounces (100 milliliters) or less per item. This is also known as the 3-1-1 liquids rule.
Firearms, ammunition, and fireworks are prohibited, as are all knives and safety razors (including pocket knives and Swiss Army knives). Straight razors and replacement blades for straight razors are also not allowed. Most tools also cannot be packed in carry-on luggage, as they have the potential to cause harm.
They MAY NOT ask you to lift clothing, or touch any sensitive areas. A second TSA officer MUST ALWAYS be present for such a pat-down. If you have a religious head covering, YOU DO NOT HAVE TO REMOVE IT. If you set off the detector, the TSA agent may scan you down with a hand wand.
It's airport screening 101: Travelers must remove coats and jackets—this includes outerwear like hooded sweatshirts, vests, and such—before going through the metal detector.
Remove the 3-1-1 liquids bag and place it in the bin. Ensure pockets are empty (keys, tissues, currency, wallets, cell phones, etc.) and remove bulky jewelry (valuable items can be placed in carry-on). Remove your shoes and place them directly on the X-ray belt.
Never wear: high heels or crocsIf you're running late to the gate already, high heels are not only an obstacle to movement but also are likely to set off security screening, due to metal heel pins. “I would really advise against high heels or flip-flops or any slides, mostly for safety purposes.”