Now that you’ve read Leaving on a Jet Plane and On the Road Again you’re all prepped for air travel with your Littles. But you’ve heard horror stories from other travelers who have said the flight attendants didn’t let them use their seats, or told them their infant must forward face, or something similar. You want to be prepared for your trip. What documents do you need in order to fly with your child’s car seat? Which parts of those documents are relevant?