Pillows generally don't count toward your carry-on or personal item limit, so filling a pillow case with clothing or other items is a smart “hack” to beat extra baggage charges.
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If you did spring for a checked bag but you were already pushing the weight limit with what you packed for the trip, toss one of these empty pillowcases in your bag and fill it with clothes on your return flight so you have room for the souvenirs you picked up.
As a general rule, travel neck pillows don't offer any support, alignment, or comfort and are not recommended for travel. Even though neck pillows have existed for almost 100 years, there is no evidence, either personal or scientific, to suggest that these travel neck pillows have any efficacy.
Pillows are permitted in both carry-on bags and checked bags, according to the TSA's website. But while you'll have no problem bringing a full-size pillow through security, it's up to the airline to decide if it counts as your personal item.
Normally airlines allow people to take their own pillows on board as it's useful to have when sleeping and such. However this is just something they allow rather than being a right. So the airline might not allow it on board and in case of a “rather large” size they might make you send it to the cargo haul.
The gentle support of a good travel pillow can make all the difference in preventing neck pain and headaches. In addition, a good pillow will help you get a better night's sleep, even when you're on the go.
While some choose to reuse their inventory after each flight, others have chosen onetime-use options. And, as you've probably noticed, still others don't offer the amenity at all. However, a majority of those that do offer reused blankets and pillows assure travelers that they are properly laundered.
Blankets and pillowsIf you're worried that someone may have just used the same blanket or pillow you're being offered on a flight, follow McGrail's tip for determining cleanliness: Make sure it's wrapped in plastic. Typically, the airline contracts with a separate cleaner who will remove all linens at each stop.
It's theft, Miami criminal defense attorney Jeff Weiner, former president of the National Association of Criminal Defense Lawyers, told TPG. Those are not items for you to keep. If you're taking blankets and pillows, that's theft. It's not even a legal issue, it's common sense.
Size and ShapeThe most commonly-thought of travel neck pillows are the ones shaped like a U. The ergonomic U-shaped design correctly supports the natural curves of your head, neck, and shoulders, providing ideal support so you can sleep in a relaxed position during your ride.