Air Canada has launched its Black Friday sale today – actually bookable now until Sunday 26th November 2017 (11:59pm PDT).
Not seeing great deals for Canada domestic routes or inter-USA routes. But there are some great deals to ASIA.
From Vancouver, you can get economy flights to (dates dependent):
Hong Kong C$635 return
Shanghai C$605 return
Beijing C$619 return
Also, Vancouver to Dublin for C$687 return is a great deal.