Originally Posted by
drvannostren
When I buy on expedia I can still go on AC and change seats.
You cannot select seats on tickets no bought directly from AC.
They had it COMING SOON for a long time, over 3 years ago - but it never came.
http://www.flyertalk.com/forum/air-c...anada-com.html
The only option is to call (and be on hold for who knows how long) or use the patchwork alternate site referenced above