Originally Posted by tomvancouver

But - if you are both on the same reservation you cannot use one flyer's account to upgrade the outbound and another for the return, as per http://www.aircanada.com/en/aeroplan...des/howto.html
"Currently, only one member may sponsor an upgrade per reservation. For instance, if a Super Elite and Prestige member are travelling together on the same booking, it is not possible for the Super Elite member to sponsor an upgrade for the departing flight(s), and for the Prestige member to sponsor an upgrade for the return flight(s)."