Originally Posted by
yscleo
I've encountered similar problem.
On ANA can see flight but not on Aeroplan. Or had had seen flights in AE, but not when calling US Air Dividend.
At first I thought all of them should see the same *A inventory. Apparently not.
I've seen availability on AE for *A flights.. even AC flights..
Once you go to book them, they are not available..
Mainly due to the 355 (approximate) rule for AC, and the 331 (approximate) day rule for *A