Upvote:1
You're doing something wrong with the ITA Matrix, it does what you need! If you ask it for fares for See calendar of lowest fares, then it will show you the prices on the calendar screen. You still have to click through to see what flights come in at those prices, but you will see the lowest per-day price!
For your case, start out like this:
Then when you search, the results screen will show prices
If you want prices in CAD rather than HKG, put in a sales city of Toronto and a Currency of CAD on the search screen. By default, it goes for the origin city's pricing and currency.