In general, when booking your flight to South America, May is the cheapest month on average.
Most flyers found that booking flight tickets 14 days in advance of their planned departure date is, on average, the best time to get cheap flights to South America.
From most locations, the cheapest day to fly to South America is Wednesday. Most users found that departing on a Sunday was most expensive.
Our data shows that the cheapest South America flights are usually those with afternoon departure times. evening flights are often costlier.