Cheap flights from Atlanta to South America from $139

In general, November is the cheapest month to fly from Atlanta to South America. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $635. If you aren’t able to travel during the month of November, then book flights to South America from Atlanta during April instead. Flights to South America in April, while not as cheap as those in November, still average around $645.

The cheapest day to depart from Atlanta to South America is on a Tuesday when prices can be found for as low as $975. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Atlanta to South America for around $1,223.

Our data shows that the cheapest Atlanta to South America flights are usually those with departure times in the afternoon. Our users have found flights to South America in the afternoon for as low as $1,028. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,154 on average. Flights to South America from Atlanta at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Atlanta Hartsfield-Jackson to Sao Paulo Guarulhos Intl for the best Atlanta Hartsfield-Jackson - South America flight prices

You are more likely to see cheaper flights to South America from Atlanta when booking weeks ahead of your departure date. In general, you can expect to find flights to South America for around $904 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South America from Atlanta for as low as $796 on momondo.

There are 4 cabin classes available to choose from on Atlanta to South America flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Copa Airlines, Delta, and JetBlue are the most popular carriers operating from Atlanta Hartsfield-Jackson to South America

Delta, LATAM Airlines and Copa Airlines are the top three most popular airlines that fly to South America from Atlanta according to our data. Delta is the first choice among our users, with 41% of people opting to fly with this airline when traveling to South America. Keep in mind that there are 9 different airlines that fly to South America on a routine basis, so you have a few additional options to choose from.

The number of flights available between Atlanta and South America is 27 per day as of July 2026. The most frequent departure time is 10:00PM, with 47% of daily flights leaving in the evening.

As of July 2026, 192 flights take off from Atlanta and land in South America each week. The most common flight departure day for this route is Tue, with 15% of weekly flights taking off on this day.