Originally Posted by
CanuckFlyer
This page says "Pets are not permitted as carry-on baggage for passengers travelling in the Executive First Suite, because of cabin configuration." But I'll gladly give it a shot and see whether an upgrade request is successful!
The key word is suites - that's what AC calls the lie-flat pods. Domestically-configured aircraft such as A320s or E90s that do most of the cross-border travel just have wider-than-normal executive seats. Those should be fine for pets.