American Airlines flights from Brownsville to Chicago

Recent searches for flights from Brownsville to Chicago

Aug 2026
From$430*
Updated: 6 hours ago
Round tripIEconomy
Sep 2026
From$339*
Updated: 6 hours ago
Round tripIEconomy
Oct 2026
From$339*
Updated: 6 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $339
cmp-daily-histogram-bars-legend-max-price-aria-label $664
Displaying fares for August-2026
  • BRO–ORD, 08/23/26 – 08/30/26: From $509
    23

    Su

    AUG

  • BRO–ORD, 08/24/26 – 08/31/26: From $509
    24

    Mo

  • BRO–ORD, 08/25/26 – 09/01/26: From $451
    25

    Tu

  • BRO–ORD, 08/26/26 – 09/02/26: From $451
    26

    We

  • BRO–ORD, 08/27/26 – 09/03/26: From $509
    27

    Th

  • BRO–ORD, 08/28/26 – 09/04/26: From $509
    28

    Fr

  • BRO–ORD, 08/29/26 – 09/05/26: From $430
    29

    Sa

  • BRO–ORD, 08/30/26 – 09/06/26: From $530
    30

    Su

  • BRO–ORD, 08/31/26 – 09/07/26: From $664
    31

    Mo

  • BRO–ORD, 09/01/26 – 09/08/26: From $430
    01

    Tu

    SEP

  • BRO–ORD, 09/02/26 – 09/09/26: From $430
    02

    We

  • BRO–ORD, 09/03/26 – 09/10/26: From $444
    03

    Th

  • BRO–ORD, 09/04/26 – 09/11/26: From $444
    04

    Fr

  • BRO–ORD, 09/05/26 – 09/12/26: From $340
    05

    Sa

  • BRO–ORD, 09/06/26 – 09/13/26: From $340
    06

    Su

  • BRO–ORD, 09/07/26 – 09/14/26: From $460
    07

    Mo

  • BRO–ORD, 09/08/26 – 09/15/26: From $374
    08

    Tu

  • BRO–ORD, 09/09/26 – 09/16/26: From $340
    09

    We

  • BRO–ORD, 09/10/26 – 09/17/26: From $340
    10

    Th

  • BRO–ORD, 09/11/26 – 09/18/26: From $340
    11

    Fr

  • BRO–ORD, 09/12/26 – 09/19/26: From $395
    12

    Sa

  • BRO–ORD, 09/13/26 – 09/20/26: From $339
    13

    Su

  • BRO–ORD, 09/14/26 – 09/21/26: From $339
    14

    Mo

  • BRO–ORD, 09/15/26 – 09/22/26: From $339
    15

    Tu

  • BRO–ORD, 09/16/26 – 09/23/26: From $339
    16

    We

  • BRO–ORD, 09/17/26 – 09/24/26: From $339
    17

    Th

  • BRO–ORD, 09/18/26 – 09/25/26: From $339
    18

    Fr

  • BRO–ORD, 09/19/26 – 09/26/26: From $395
    19

    Sa

  • BRO–ORD: cmp-view-offers-disclaimer. Find Offers
    20

    Su

  • BRO–ORD: cmp-view-offers-disclaimer. Find Offers
    21

    Mo

  • BRO–ORD, 09/22/26 – 09/29/26: From $339
    22

    Tu

    • range$339-$664

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

    Find deals on Brownsville to Chicago flights

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    Brownsville (BRO)to

    Chicago (ORD)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 6 hours ago

    Brownsville (BRO)to

    Chicago (ORD)
    10/03/26 - 10/10/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 6 hours ago

    Brownsville (BRO)to

    Chicago (ORD)
    09/24/26 - 10/01/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 6 hours ago

    Brownsville (BRO)to

    Chicago (ORD)
    09/15/26 - 09/22/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 6 hours ago

    Brownsville (BRO)to

    Chicago (ORD)
    09/17/26 - 09/24/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 6 hours ago

    Brownsville (BRO)to

    Chicago (ORD)
    09/18/26 - 09/25/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 6 hours ago

    Brownsville (BRO)to

    Chicago (ORD)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 6 hours ago

    Brownsville (BRO)to

    Chicago (ORD)
    10/23/26 - 10/30/26

    Round trip

    Economy

    from
    $339Fare subject to changes
    Updated: 6 hours ago

    *Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.

    Finding cheap flights from Brownsville to Chicago

    Looking for lower fares on your trip from Brownsville to Chicago? Here are a few ways to save.

    • Book early: Booking 1 to 3 months ahead can help you find lower fares
    • Be flexible with dates: Midweek travel, like Tuesdays and Wednesdays, can be more affordable
    • Travel during less busy periods: Flying outside peak travel times can help find lower fares and avoid crowds

    Earn up to $500 back on your next American Airlines flight plus, 30,000 bonus miles. Offers vary elsewhere. Opens another site in a new window that may not meet accessibility guidelines.

    Upgrade your flight with Main Cabin Extra

    Make your trip more comfortable with Main Cabin Extra. Enjoy benefits like:

    • Extra legroom: More space with seats at the front of the Main Cabin or in exit rows.
    • Early boarding: Preferred Group 5 boarding allows easier access to overhead bins.
    • Complimentary drinks: Enjoy beer, wine and spirits on flights with full beverage service.

    Discover how Main Cabin Extra can enhance your trip.

    American Airlines flights from Brownsville to Chicago