If you're going to be flying internationally, make sure you pack: Breast milk or formula with bottles. Passport and other travel consent documents. Diapers. Baby wipes. Sanitizing wipes. Burp cloths. Nursing cover. Two changes of clothes. Pacifiers and teething toys. Changing pad. Bibs. Blanket. Snacks or jarred baby food. Cooler pack that's TSA-approved. Infant medications. Toys and books. First aid kit.