Similar to checked bag size restrictions, carry-on luggage comes with its own set of rules. These rules include the dimensions of your carry-on bag and personal item, and in some scenarios, even ...

If you're buying new carry-on luggage, this is a good default size to choose – especially if you fly with a variety of airlines. For international airlines, it's often 21.5 x 15.5 x 9 inches.

Carry-on and checked bag size and weight allowances vary widely ... Some international carriers cap carry-on height at 21 inches, so you may want to choose a smaller rolling suitcase if you ...