Question : How long do most people stay in Montreal?
Answer : Of course you're not most people, but if you were, you'd stay roughly 29 days.
Question : Would you be willing to change your travel days if it saved you money?
Answer : The lowest-cost day to fly in May is Monday. Being flexible with your travel days garners even more savings during booking.
Question : What day in the next four weeks has the best fares?
Answer : Since low prices are preferred, look at May 22nd. As of Apr 24th, it's showing the cheapest ticket sales at $921. That is 10% below the average price for this route, so you can spend that extra money on an adventure in Montreal.
Question : Do prices fluctuate more for this route than others?
Answer : Flight prices fluctuate less than most routes from Ecuador for UIO to YUL. They range from $921 to $1,243. The further out you book a route, the more likely you are to save.