$1,140 - $2,767
In general, when booking your flight to Porto Alegre, March is the cheapest month on average.
In general, most flyers find the cheapest time to book a flight to Porto Alegre is about 19 days prior.
Most of our users find that booking their departure to Porto Alegre on a Friday is the cheapest. Conversely, departing on a Saturday seems to be the most expensive.
Typically, cheap prices to Porto Alegre are most often found for morning flights. Cheap prices are less likely for midday flights.