Originally Posted by
cova
OP says - son had never flown alone - meaning he has flown before - so he knows the process. 20 is just one year short of adulthood - buying alcohol etc.
Sounds like you need to let him go - and let him grow up. I think you are too protective.
Actually 20 is 2 years past adulthood. Some adults can't buy alcohol or do other things though.