Here’s a collection of our articles about flying with kids. TLDR: We strongly recommend that you purchase your child their own airplane seat, that you use your child’s car seat on the plane , and that you use your car seat in your rental car or other vehicle at your destination. Yes it’s a pain to drag a car seat with you, but it’s much safer and more comfortable for your child and much easier for you, especially on a long flight. Read on for why it’s safer to have your child in a car seat on the plane, and how you can make travel easier without compromising safety.