Best Travel Car Seats

The car seat you have installed at home is almost certainly the wrong one to fly with, and the reason is weight: a well-padded convertible seat can be twice the weight of a purpose-bought travel seat. Published weights below run from 8 lb to 17.2 lb. That gap is the entire decision. The wider category is our strollers and car seats hub.

The numbers

What the FAA publishes

The FAA does not require a child restraint system on a commercial flight, but its published position is clear: the safest place for a child under two is in an approved CRS or device, not in an adult’s lap, and it strongly discourages lap-holding. It also states plainly that buying a ticket for the child is the only way to guarantee you can use a CRS (faa.gov, read 2026-09-27).

The approved devices are a forward- or rear-facing hard-backed child safety seat, plus the AmSafe CARES harness, which the FAA certifies for children up to 40 in tall weighing 22 to 44 lb and able to sit upright unaided (faa.gov, read 2026-09-27). Nothing else. Our car seat on a plane guide works through the practicalities.

Which one, for which trip

One seat, most of childhood, cheapest: the Safety 1st Smooth Ride. 8.8 lb, 18.88 in wide, rear-facing from 5 lb and forward to 50 lb, and certified for use on an aircraft. It is the widest published range for the least weight here.

A forward-facing child and a carry-on: the WAYB Pico. It is the only car seat here that folds into an overhead bin, and that removes the single most annoying part of flying with a seat.

A newborn: the Chicco KeyFit Max ClearTex, and leave the base at home. A carrier you can lift one-handed is manageable; the carrier plus the base is not, and the belt install works fine once you have practiced it.

A 22-44 lb child with a car waiting: the CARES harness for the flight and whatever seat is at the other end. Eleven ounces against seven pounds is not a close call — as long as you genuinely have a seat at the destination.

The cheapest seat in this category is not a compromise

Every car seat sold in the US has to meet the same federal standard, FMVSS 213. A cheap seat is not a less safe seat; it is a seat with less padding, fewer adjustment mechanisms and a lower weight ceiling. For a week of taxis and one flight, those are exactly the right things to give up.

The budget pick on this page gets a full write-up of its own, including the 13.5 in top harness height that decides how long it lasts forward-facing, at Cosco Scenera Extend review.

Two pages that narrow this down. If your child is two, the rear-facing question decides it before weight does — see best travel car seats for 2 year olds. And the folding seat against the cheap convertible is WAYB Pico vs Cosco Scenera Extend.

More on seats for the air, and on the Doona question

Best FAA-approved car seats lists every restraint in this registry that publishes aircraft certification, with each maker’s exact wording — three different forms of words for the same red sticker. Doona alternatives works through what replaces a car seat that becomes a stroller when nothing else in the registry has wheels. And if the stroller half is the open question, lightest travel strollers ranks on published weight against published fold.