Small backpacks what can be stored under the seat may be considered personal item. Large ones may be considered as luggage: often as cabin luggage, but if your backpack is oversized it may go as checked baggage.
What happens if personal item is too big?
If your personal item does not fit this box, it is bad news. In that case, it will turn into checked luggage, meaning additional fees will be required. That's why airlines have size restrictions in the first place, though.
What size backpack can be a personal item?
18 x 14 x 8 inchesThe most common personal item size limit is 18 x 14 x 8 inches (46 x 36 x 20 cm). If your backpacks or handbags don't exceed this number, you're good. Weight limitations for personal belongings are also regulated by several airlines ranging from 10 to 25 pounds (around 4.5 to 11 kg).
Is a backpack a personal item or tote?
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