Cheap flights from Chicago to Atlanta from £64

In general, December is the cheapest month to fly from Chicago to Atlanta. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £138. If you are unable to visit Atlanta during the month of December, then departing from Chicago during the month February is also very affordable. Most momondo users find prices during this month for around £153.

The cheapest day to depart on your flight to Atlanta is on a Wednesday when prices can be found for as low as £187. This is often the case because there is less demand to fly during this day of the week. On the other hand, Tuesday is the most expensive day to depart from Chicago because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £952.

Our most recent data shows that the best time of day to fly to Atlanta is at midday. Flights from Chicago to Atlanta during this time can be as low as £188. Try not to purchase tickets in the morning because they tend to be around £206. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Atlanta from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Atlanta for around £187 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Atlanta from Chicago for as low as £137 on momondo.

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

Historically, on average around 16% 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 135 minutes.

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

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

According to our data, Frontier have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

The number of flights available between Chicago and Atlanta is 98 per day as of September 2026. The most frequent departure time is 06:00, with 43% of daily flights leaving at midday.

The number of flights available between Chicago and Atlanta is 692 per week as of September 2026. The most frequent departure day is Sun, with 18% of weekly flights leaving on this day.