Southwest® flights from Atlanta to Chicago (O'Hare)

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Low fares from Atlanta to Chicago (O'Hare)

$

Atlanta (ATL)to

Chicago (Midway) (MDW)
Depart: 09/05/2026

One-way

Basic

From
$111
Seen: 23 hrs ago

Atlanta (ATL)to

Chicago (Midway) (MDW)
Depart: 09/11/2026

One-way

Basic

From
$111
Seen: 21 hrs ago

Atlanta (ATL)to

Chicago (Midway) (MDW)
Depart: 09/06/2026

One-way

Basic

From
$111
Seen: 22 hrs ago

Atlanta (ATL)to

Chicago (Midway) (MDW)
Depart: 10/30/2026

One-way

Basic

From
$111
Seen: 20 hrs ago

Atlanta (ATL)to

Chicago (Midway) (MDW)
Depart: 10/28/2026

One-way

Basic

From
$126
Seen: 8 hrs ago

Atlanta (ATL)to

Chicago (Midway) (MDW)
Depart: 09/29/2026

One-way

Basic

From
$126
Seen: 18 hrs ago

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Explore flights from Atlanta to Chicago (O'Hare)

Aug 2026
From$129*
Seen: 20 hrs ago
One Way/Basic
Sep 2026
From$111*
Seen: 22 hrs ago
One Way/Basic
Oct 2026
From$111*
Seen: 20 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $129
cmp-daily-histogram-bars-legend-max-price-aria-label $376
Displaying fares for August-2026
  • ATL–MDW, 08/05/2026: From $181
    05

    Wed

    AUG

  • ATL–MDW, 08/06/2026: From $221
    06

    Thu

  • ATL–MDW, 08/07/2026: From $221
    07

    Fri

  • ATL–MDW, 08/08/2026: From $181
    08

    Sat

  • ATL–MDW, 08/09/2026: From $221
    09

    Sun

  • ATL–MDW, 08/10/2026: From $221
    10

    Mon

  • ATL–MDW, 08/11/2026: From $181
    11

    Tue

  • ATL–MDW, 08/12/2026: From $181
    12

    Wed

  • ATL–MDW, 08/13/2026: From $376
    13

    Thu

  • ATL–MDW, 08/14/2026: From $221
    14

    Fri

  • ATL–MDW, 08/15/2026: From $181
    15

    Sat

  • ATL–MDW, 08/16/2026: From $221
    16

    Sun

  • ATL–MDW, 08/17/2026: From $221
    17

    Mon

  • ATL–MDW, 08/18/2026: From $181
    18

    Tue

  • ATL–MDW, 08/19/2026: From $181
    19

    Wed

  • ATL–MDW, 08/20/2026: From $221
    20

    Thu

  • ATL–MDW, 08/21/2026: From $221
    21

    Fri

  • ATL–MDW, 08/22/2026: From $181
    22

    Sat

  • ATL–MDW, 08/23/2026: From $221
    23

    Sun

  • ATL–MDW, 08/24/2026: From $221
    24

    Mon

  • ATL–MDW, 08/25/2026: From $129
    25

    Tue

  • ATL–MDW, 08/26/2026: From $129
    26

    Wed

  • ATL–MDW, 08/27/2026: From $134
    27

    Thu

  • ATL–MDW, 08/28/2026: From $149
    28

    Fri

  • ATL–MDW, 08/29/2026: From $129
    29

    Sat

  • ATL–MDW, 08/30/2026: From $164
    30

    Sun

  • ATL–MDW, 08/31/2026: From $129
    31

    Mon

  • ATL–MDW, 09/01/2026: From $129
    01

    Tue

    SEP

  • ATL–MDW, 09/02/2026: From $129
    02

    Wed

  • ATL–MDW, 09/03/2026: From $139
    03

    Thu

  • ATL–MDW, 09/04/2026: From $144
    04

    Fri

    • Range$129-$376

    *Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

    Flight Details

    Departing from:
    Hartsfield-Jackson Atlanta International Airport
    Arriving at:
    O'Hare International Airport
    Distance:
    606 miles

    Route Information

    103† Weekly flights

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    There are 103 weekly flights from Atlanta to Chicago (O'Hare) on Southwest Airlines.
    To find the lowest fares by day and time to fly Atlanta to Chicago (O'Hare) with Southwest, check out our Low Fare Calendar.
    You can rent a car at O'Hare International Airport book yours with your flight.
    Yes! Flights from Atlanta to Chicago (O'Hare)—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

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