American airlines carry-on restrictions

Prepping for a trip is a lot easier when you know what you can and can't put in your carry-on luggage. To help you avoid unpleasant surprises at the TSA checkpoint, we've broken down the rules into three lists: stuff you can carry on board, stuff you have to check, and stuff you can't carry on or check, so don't even bother traveling with it.

Keep these guidelines in mind while you pack—and whenever you're choosing new luggage pieces—so you know how much you need to fit where.

What You Can Bring on a Plane in Your Carry-On

Small tools

Certain small tools, such as screwdrivers, wrenches, and pliers, are permitted, as long as they're seven inches or less in length.

Carry-on luggage size in cm

You can also carry on nail clippers, pill cutters, bottle openers, and small scissors with blades measuring four inches or less from the pivot point. All other tools should be securely wrapped (if sharp) and packed in checked baggage.

Nonflammable liquids, gels, and aerosols—including food, drinks, and toiletries—in qu

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