Most common sizes: AA, AAA, C, D, button cell, 9 volt, etc. Batteries must be protected from damage, sparks, or the generation of dangerous heat. For more information, see FAA Battery Regulations. How do I pack AA batteries on an airplane? Yes, you can take AA batteries on the plane. According to TSA regulations, C, D, AAA and AA dry batteries can be packed in both carry-on and checked bags....