Cheap flights from Atlanta to Chicago from $43

The month of February is, on average, the cheapest month to fly to Chicago Midway Airport from Atlanta, with most prices found around $151. If you are unable to visit Chicago Midway Airport during the month of February, then departing from Atlanta during the month September is also very affordable. Most momondo users find prices during this month for around $176.

According to our data, Wednesday is the cheapest day to fly to Chicago Midway Airport from Atlanta. The lowest ticket price found for a Wednesday departure recently was $180. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Monday is the most expensive day to depart from Atlanta because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $278.

Flying to Chicago Midway Airport from Atlanta in the evening is the least expensive time of day to depart. momondo users have found prices as low as $174 when looking at flights departing in the evening. Try not to purchase tickets in the morning because they tend to be around $247. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Atlanta Hartsfield-Jackson to Chicago Midway for the best Atlanta Hartsfield-Jackson - Chicago Midway flight prices

You are more likely to see cheaper flights to Chicago Midway Airport from Atlanta when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago Midway Airport for around $218 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago Midway Airport from Atlanta for as low as $161 on momondo.

Frontier is the most popular carrier operating from Atlanta Hartsfield-Jackson to Chicago Midway

Frontier, Southwest and Delta are the top three most popular airlines that fly to Chicago Midway Airport from Atlanta according to our data. Frontier is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Chicago Midway Airport. Keep in mind that there are 3 different airlines that fly to Chicago Midway Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 17% of flights between Atlanta and Chicago have experienced a delay on any given week. The average delay length over the past 12 months has been 122 minutes.

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

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday 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.

The number of flights available between Atlanta and Chicago Midway Airport is 22 per day as of May 2026. The most frequent departure time is 8:00PM, with 38% of daily flights leaving in the evening.

The number of flights available between Atlanta and Chicago Midway Airport is 156 per week as of May 2026. The most frequent departure day is Tue, with 17% of weekly flights leaving on this day.