Cheap flights from Chicago O'Hare Intl Airport to Atlanta from $39

The month of August is, on average, the cheapest month to fly to Atlanta from Chicago O'Hare Intl Airport, with most prices found around $153. If you aren’t able to travel to Atlanta during the month of August, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $168.

Our data shows that Friday is the least expensive day to fly to Atlanta. Tickets to fly out on this day can be as low as $242. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Atlanta on Sunday is $388.

The cheapest time of day to fly to Atlanta is in the evening when flights can be purchased for as low as $258. Flights to Atlanta are more costly in the morning, with an average ticket price of $298. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Chicago O'Hare Intl to Atlanta Hartsfield-Jackson for the best Chicago O'Hare Intl - Atlanta Hartsfield-Jackson flight prices

You are more likely to see cheaper flights to Atlanta from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Atlanta for around $201 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Atlanta from Chicago O'Hare Intl Airport for as low as $155 on momondo.

Frontier, Spirit Airlines, and Delta are the most popular carriers operating from Chicago O'Hare Intl to Atlanta Hartsfield-Jackson

Frontier, United Airlines and Delta are the top three most popular airlines that fly to Atlanta from Chicago O'Hare Intl Airport according to our data. Frontier is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Atlanta. Keep in mind that there are 5 different airlines that fly to Atlanta on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between Chicago and Atlanta have experienced a delay on any given week. The average delay length over the past 12 months has been 138 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening 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. Friday 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 15% of their flights experiencing any sort of delay.

68 flights are operational daily from Chicago O'Hare Intl Airport to Atlanta as of May 2026. The most popular departure time for this route is 7:00PM, with 37% of flights per day taking off in the afternoon.

As of May 2026, there are 478 flights per week flying from Chicago O'Hare Intl Airport to Atlanta. The most common day of the week flights depart is Mon, with 19% of flights taking off on this day.