Question : How long do most people stay in Calgary when they fly in from Hong Kong?
Answer : Of course you're not most people, but if you were, you'd stay roughly nine days.
Question : Will you do what it takes to get the absolute lowest-cost flight?
Answer : Friday is your cheapest day to fly in December. Being flexible with your travel days garners you even more savings during your booking.
Question : How often are prices changing for this route?
Answer : Prices for HKG to YYC do fluctuate a lot more than most. Prices tend to be lower the further out you book.