There seem to be a lot of dates before May and in September–October. Basically, select ‘Flexible dates’ on Air Canada for random pairs in the mentioned months and you will see the grid with prices.
Checked random dates found for Toronto—it also works for Montreal and Ottawa.

Republishing it since the previous post was deleted due to an external URL.
Statistics: Posted by grzegorz1 — Feb 5th, 2026 10:22 am