Originally Posted by
eleeut
if an elite sponsors an non-elite for a domestic upgrade, is there a co-pay?
It is dependant on the account from which the miles are deducted.
If the miles come from an Elite member's account, there is no fee, regardless of who is upgraded.
For years (when non-elites had no option to upgrade low fare classes), my friend would transfer his amex points to my OP account, so i could upgrade him from my account.