Guide

You may pack cigarettes in carry-on or checked bags and carry one common lighter on your person or in carry-on.

Yes, aerosols are allowed in carry-on luggage only if each container holds 3.4 ounces (100 milliliters) or less and all containers fit inside a single quart-siz

Yes, breast milk is exempt from the TSA 3.4-ounce liquid rule, allowing you to carry any amount in your carry-on, with or without the baby present.

Most cigarette lighters can go in your carry-on bag, but torch lighters are banned entirely and lighters with fuel cannot go in checked luggage.

Yes, but aerosol sprays must follow the TSA 3-1-1 rule: containers must be 3.4 ounces (100 ml) or less and fit in a single quart-sized bag.

Yes, standard corded hair dryers are allowed in both carry-on and checked bags by the TSA, though cordless gas-powered models have different rules.

Yes, you can carry AA batteries on a plane, but the rules differ by type — alkaline AAs are allowed in both carry-on and checked bags.

No, Christmas crackers are prohibited in both carry-on and checked luggage on flights to, from, or through the United States, according to the TSA.

Yes, most solid baked goods like cakes, cookies, bread, pies, and brownies are allowed in your carry-on bag through TSA checkpoints, though spreads, jams, or ru

Yes, solid chocolate is allowed in carry-on luggage, while liquid or spreadable chocolate must follow the TSA 3-1-1 rule for gels and pastes.