Originally Posted by
airbus320
You received a benefit using your AC frequent flyer number and you now want to enter another number to credit to a different program.
The agent was right!
You fly with your AC upgrade or you lose the upgrade ...and credit to the competition.
You can't have it both ways.
Why not? Those benefits, such as eUpgrades were supposedly earned for previous flights, either the previous year or previous thresholds in the same year.
I have SQ PPS while crediting almost exclusively to AC, nothing mind blowing about it.