Originally Posted by
songsc
I was half joking, but as I said de-icing delay was the only logical reason I could think of.
De-icing wait time is generally longer at busier airports. It’s common to wait for 30-60min for de-icing at YUL and YYZ, but very unlikely at YOW.
Since you mention de-icing, I remembered this clip from the AC 777 captain (who has posted some of his cargo flight photos)