Traveling with car seats in 2026 requires choosing between three main strategies: Bring-on-Board, Gate-Check, or Rent. The safest and most recommended method by the FAA is to bring your own car seat on the plane. This requires purchasing a separate seat for the child (even if they are under two) and ensuring the seat is "FAA Approved" for aircraft use. Using a car seat on the flight keeps the child secure during turbulence and provides a familiar environment. If you don't want to use it on the plane, you can "Gate-Check" it for free with almost any 2026 airline; this reduces the time the seat is out of your sight compared to regular baggage check. For the most convenience, many 2026 parents use lightweight "travel car seats" or specialized wheeled carts that turn the car seat into a stroller for the terminal. Avoid renting car seats from rental agencies if possible, as their history and cleanliness are often "questionable" in 2026, and a properly installed, familiar seat from home is always the safest option for your destination's roads.