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
$126
Seen: 19 hrs ago

Atlanta (ATL)to

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

One-way

Basic

From
$126
Seen: 53 minutes ago

Atlanta (ATL)to

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

One-way

Basic

From
$126
Seen: 14 hrs ago

Atlanta (ATL)to

Chicago (Midway) (MDW)
Depart: 09/12/2026

One-way

Basic

From
$126
Seen: 1 hour ago

Atlanta (ATL)to

Chicago (Midway) (MDW)
Depart: 09/10/2026

One-way

Basic

From
$126
Seen: 18 hrs ago

Atlanta (ATL)to

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

One-way

Basic

From
$126
Seen: 6 hrs ago

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Explore flights from Atlanta to Chicago (O'Hare)

Aug 2026
From$181*
Seen: 20 hrs ago
One Way/Basic
Sep 2026
From$126*
Seen: 14 hrs ago
One Way/Basic
Oct 2026
From$130*
Seen: 4 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $126
cmp-daily-histogram-bars-legend-max-price-aria-label $219
Displaying fares for August-2026
  • ATL–MDW, 08/24/2026: From $219
    24

    Mon

    AUG

  • ATL–MDW, 08/25/2026: From $181
    25

    Tue

  • ATL–MDW, 08/26/2026: From $181
    26

    Wed

  • ATL–MDW, 08/27/2026: From $219
    27

    Thu

  • ATL–MDW, 08/28/2026: From $219
    28

    Fri

  • ATL–MDW, 08/29/2026: From $181
    29

    Sat

  • ATL–MDW, 08/30/2026: From $219
    30

    Sun

  • ATL–MDW, 08/31/2026: From $219
    31

    Mon

  • ATL–MDW, 09/01/2026: From $181
    01

    Tue

    SEP

  • ATL–MDW, 09/02/2026: From $181
    02

    Wed

  • ATL–MDW, 09/03/2026: From $219
    03

    Thu

  • ATL–MDW, 09/04/2026: From $219
    04

    Fri

  • ATL–MDW, 09/05/2026: From $126
    05

    Sat

  • ATL–MDW, 09/06/2026: From $126
    06

    Sun

  • ATL–MDW, 09/07/2026: From $219
    07

    Mon

  • ATL–MDW, 09/08/2026: From $181
    08

    Tue

  • ATL–MDW, 09/09/2026: From $126
    09

    Wed

  • ATL–MDW, 09/10/2026: From $126
    10

    Thu

  • ATL–MDW, 09/11/2026: From $126
    11

    Fri

  • ATL–MDW, 09/12/2026: From $126
    12

    Sat

  • ATL–MDW, 09/13/2026: From $174
    13

    Sun

  • ATL–MDW, 09/14/2026: From $130
    14

    Mon

  • ATL–MDW, 09/15/2026: From $130
    15

    Tue

  • ATL–MDW, 09/16/2026: From $130
    16

    Wed

  • ATL–MDW, 09/17/2026: From $130
    17

    Thu

  • ATL–MDW, 09/18/2026: From $140
    18

    Fri

  • ATL–MDW, 09/19/2026: From $130
    19

    Sat

  • ATL–MDW, 09/20/2026: From $174
    20

    Sun

  • ATL–MDW, 09/21/2026: From $130
    21

    Mon

  • ATL–MDW, 09/22/2026: From $130
    22

    Tue

  • ATL–MDW: cmp-view-offers-disclaimer. Find Offers
    23

    Wed

    • Range$126-$219

    *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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