Seems most don't have any problems. Do you know your kids will have problems or are you just fearing the potential?
Our 2.5 YO has been on 8-10 long-hauls (16-20 if you count the return journey) and has never been a problem, And our 7 MO has been on 1 (or 2) without any issues.
Our 2.5 YO has been on 8-10 long-hauls (16-20 if you count the return journey) and has never been a problem, And our 7 MO has been on 1 (or 2) without any issues.