The cheapest times to fly from ATL to MDW are

  • July 30th to February 11th (except the weeks of November 19th and December 17th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ATL to MDW is late September. Prices can be as high as $711 for Sunday flights during late March, or as low as $115 for Wednesday flights around late September.


When to Fly to Chicago

Flying from Atlanta, GA (ATL) to Chicago, IL (MDW) will usually cost between $121 to $420 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late September with an average ticket price of $131. Due to high demand the most expensive time to fly is late March, with an average price of $509. Planning your trip to low-cost times can easily save you $378 on economy flights and even more on first-class flights. Generally, any price below $250 can be considered a good price for a round-trip ATL to MDW flight.

See below for a graph of average weekly prices for the ATL to MDW route. All prices are for round-trip tickets in USD.

ATL to MDW Flight Prices

Compared to other flights, the ATL to MDW flight is much cheaper than the average and costs much less than the average flight leaving from Atlanta. The average price per mile (for a direct flight) is $0.26, which is below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $86 (28%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $218. Return trip prices are from the MDW to ATL flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from ATL to MDW can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 2 hour 3 minutes may be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from ATL to MDW while comparing.

Destination alternative #1: Chicago O’Hare International Airport (ORD) in Chicago, IL

  • 15 miles (24 km) away from MDW
  • Usually 11.22% less expensive than MDW
  • Nonstop flights available

See ATL to ORD flights

Destination alternative #2: Fort Wayne International Airport (FWA) in Fort Wayne, IN

  • 144 miles (232 km) away from MDW
  • Usually 5.01% less expensive than MDW
  • Nonstop flights available

See ATL to FWA flights


Flight Questions Answered

Still have questions about flying from ATL to MDW? We’ve got answers.

Which airlines fly this route?

You can find 4 major airlines flying this route most often: Alaska, Delta, Southwest, United, and potentially more during busy seasons.

How far away is it from Chicago Midway International Airport to Hartsfield-Jackson Atlanta International Airport?

The distance between the two airports is roughly 591 miles or 951 kilometers.

How long does it take to fly from ATL to MDW?

The real-world flight time for a nonstop ATL to MDW flight is about 2 hour 3 minutes.

How many flights go between Atlanta, GA and Chicago, IL?

It depends on the day of the week and the date, but a typical day might have around 38 available flights from ATL to MDW.


Airport Location Info


Departing Airport

Origination code ATL
Origination airport name Hartsfield-Jackson Atlanta International Airport
City Atlanta, GA
Country the United States
Latitude 33.6
Longitude -84.4

Return Airport

Destination code MDW
Destination airport name Chicago Midway International Airport
City Chicago, IL
Country the United States
Latitude 41.8
Longitude -87.8


Late and Early Flight Data

Flights from ATL to MDW tend to depart later than the average flight. According to our recently updated data, 31% of flights departed 5 or more minutes late, and 4% of flights left 5 or more minutes early. On average you can expect to leave MDW heading for ATL about 13 minutes late. This does significantly impact arrival time, as the average landing time in Chicago, IL is about 2 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:

  • Southwest: 13 minutes late
  • Delta: 12 minutes late
  • Some airlines not reporting


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.