Cheap flights from Chicago O'Hare Intl Airport to Atlanta from $73

The month of December is, on average, the cheapest month to fly to Atlanta from Chicago O'Hare Intl Airport, with most prices found around $189. If you aren’t able to travel to Atlanta during the month of December, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $189.

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 $270. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Atlanta on Monday is $418.

The cheapest time of day to fly to Atlanta is at noon when flights can be purchased for as low as $273. Flights to Atlanta are more costly in the afternoon, with an average ticket price of $321. Departure times in the afternoon 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 $234 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 $165 on momondo.

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

Delta and United Airlines 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 46% 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 17% 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 139 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. Monday 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 13% of their flights experiencing any sort of delay.

70 flights are operational daily from Chicago O'Hare Intl Airport to Atlanta as of August 2026. The most popular departure time for this route is 1:00PM, with 39% of flights per day taking off in the afternoon.

As of August 2026, there are 491 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.