679 - 1,991 CAD
In general when looking for the cheapest flight to Porto Alegre, try to book your flight during the month of June for the best deal.
In general, most flyers find the cheapest time to book a flight to Porto Alegre is about 40 days prior.
From most locations, the cheapest flights to Porto Alegre are found on a Sunday. Booking a Monday departure is usually the most expensive.
Typically, cheap prices to Porto Alegre are most often found for morning flights. Cheap prices are less likely for evening flights.