Car seats are now encouraged for planes for < 18 months. The worry isn't crashes per say but jerks and sudden stops on take off and landing, and turbulence. ht

Car seats are now encouraged for planes for < 18 months. The worry isn't crashes per say but jerks and sudden stops on take off and landing, and turbulence. https://www.faa.gov/passengers/fly_children/ https://www.faa.gov/passengers/fly_children/ It's a PITA to use due to the huge variety of seat dimensions and car seat sizes and no standardized latching system for plane seats.