Originally Posted by
DownUnderFlyer
I guess I am the absolute minority here. But in close to 70 flights with Mirco DUF we have never used a car seat. Neither in Economy nor in Business nor First. Especially in C or F they can sit (and sleep) well on the flat bed. Lots of fun for them and good place to enjoy the IFE.
I use a car seat for my kids neither..
If you're going to transport it, and don't know.. you may as well bring it with you on board. If its' little enough you can store it above.. If its a big car seat, then a decision will have to be made.