Cheap flights from Atlanta to Santiago from $256

In general, May is the cheapest month to fly from Atlanta to Santiago. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,150. If you don’t want to visit Santiago in May, then you should wait until July to fly from Atlanta, when ticket prices are also cheap, with an average price of $1,222.

The cheapest day to depart on your flight to Santiago is on a Wednesday when prices can be found for as low as $1,276. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Santiago on Saturday is $1,670.

In the afternoon is the cheapest time of day to fly from Atlanta to Santiago when you can find flight prices for as low as $1,344. Flying to Santiago in the afternoon is an ideal time because this is during off-peak travel hours. In the evening is when there is more demand to fly to Santiago, so prices are often more expensive at around $1,392 per ticket.

Fly from Atlanta Hartsfield-Jackson to Santiago Arturo Merino Benitez for the best Atlanta Hartsfield-Jackson - Santiago Arturo Merino Benitez flight prices

You are more likely to see cheaper flights to Santiago from Atlanta when booking weeks ahead of your departure date. In general, you can expect to find flights to Santiago for around $1,360 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Santiago from Atlanta for as low as $1,184 on momondo.

There are 3 cabin classes available to choose from on Atlanta to Santiago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 30% on your flight if you consider stops on a Atlanta to Santiago flight.

As of August 2026, prices for Atlanta to Santiago flights are approximately 9% cheaper when compared to flights at the same time last year.

Historically, on average around 31% of flights between Atlanta and Santiago have experienced a delay on any given week. The average delay length over the past 12 months has been 155 minutes.

Generally, flights departing in the evening tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, Delta have had the least number of delays on this route over the last 12 months; with about 31% of their flights experiencing any sort of delay.

Panama City (PTY) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

Flights via Panama City (PTY) offer the lowest average round-trip price of $1,944.

Flights connecting via Panama City (PTY) have the shortest average one-way travel time: 12h 08m.

Panama City (PTY) has the shortest average layover time for this route: 1h 47m.

The number of flights available between Atlanta and Santiago is 3 per day as of August 2026. The most frequent departure time is 10:00PM, with 100% of daily flights leaving in the evening.

The number of flights available between Atlanta and Santiago is 21 per week as of August 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.