American Airlines flights from Ontario to South Bend

Recent searches for flights from Ontario to South Bend

Aug 2026
From$393*
Updated: 3 hours ago
Round tripIEconomy
Sep 2026
From$358*
Updated: 3 hours ago
Round tripIEconomy
Oct 2026
From$359*
Updated: 3 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $358
cmp-daily-histogram-bars-legend-max-price-aria-label $986
Displaying fares for August-2026
  • ONT–SBN, 08/13/26 – 08/20/26: From $559
    13

    Th

    AUG

  • ONT–SBN, 08/14/26 – 08/21/26: From $559
    14

    Fr

  • ONT–SBN, 08/15/26 – 08/22/26: From $482
    15

    Sa

  • ONT–SBN, 08/16/26 – 08/23/26: From $665
    16

    Su

  • ONT–SBN, 08/17/26 – 08/24/26: From $560
    17

    Mo

  • ONT–SBN, 08/18/26 – 08/25/26: From $482
    18

    Tu

  • ONT–SBN, 08/19/26 – 08/26/26: From $455
    19

    We

  • ONT–SBN, 08/20/26 – 08/27/26: From $547
    20

    Th

  • ONT–SBN, 08/21/26 – 08/28/26: From $473
    21

    Fr

  • ONT–SBN, 08/22/26 – 08/29/26: From $455
    22

    Sa

  • ONT–SBN, 08/23/26 – 08/30/26: From $523
    23

    Su

  • ONT–SBN, 08/24/26 – 08/31/26: From $473
    24

    Mo

  • ONT–SBN, 08/25/26 – 09/01/26: From $455
    25

    Tu

  • ONT–SBN, 08/26/26 – 09/02/26: From $393
    26

    We

  • ONT–SBN, 08/27/26 – 09/03/26: From $464
    27

    Th

  • ONT–SBN, 08/28/26 – 09/04/26: From $464
    28

    Fr

  • ONT–SBN, 08/29/26 – 09/05/26: From $393
    29

    Sa

  • ONT–SBN, 08/30/26 – 09/06/26: From $393
    30

    Su

  • ONT–SBN, 08/31/26 – 09/07/26: From $659
    31

    Mo

  • ONT–SBN, 09/01/26 – 09/08/26: From $393
    01

    Tu

    SEP

  • ONT–SBN, 09/02/26 – 09/09/26: From $358
    02

    We

  • ONT–SBN, 09/03/26 – 09/10/26: From $624
    03

    Th

  • ONT–SBN, 09/04/26 – 09/11/26: From $512
    04

    Fr

  • ONT–SBN, 09/05/26 – 09/12/26: From $358
    05

    Sa

  • ONT–SBN, 09/06/26 – 09/13/26: From $986
    06

    Su

  • ONT–SBN, 09/07/26 – 09/14/26: From $549
    07

    Mo

  • ONT–SBN, 09/08/26 – 09/15/26: From $420
    08

    Tu

  • ONT–SBN: cmp-view-offers-disclaimer. Find Offers
    09

    We

  • ONT–SBN: cmp-view-offers-disclaimer. Find Offers
    10

    Th

  • ONT–SBN: cmp-view-offers-disclaimer. Find Offers
    11

    Fr

  • ONT–SBN, 09/12/26 – 09/19/26: From $358
    12

    Sa

    • range$358-$986

    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 Ontario to South Bend flights

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    keyboard_arrow_down

    Ontario (ONT)to

    South Bend (SBN)
    09/15/26 - 09/22/26

    Round trip

    Economy

    from
    $358Fare subject to changes
    Updated: 3 hours ago

    Ontario (ONT)to

    South Bend (SBN)
    09/26/26 - 10/03/26

    Round trip

    Economy

    from
    $358Fare subject to changes
    Updated: 3 hours ago

    Ontario (ONT)to

    South Bend (SBN)
    09/05/26 - 09/12/26

    Round trip

    Economy

    from
    $358Fare subject to changes
    Updated: 3 hours ago

    Ontario (ONT)to

    South Bend (SBN)
    09/19/26 - 09/26/26

    Round trip

    Economy

    from
    $358Fare subject to changes
    Updated: 3 hours ago

    Ontario (ONT)to

    South Bend (SBN)
    09/02/26 - 09/09/26

    Round trip

    Economy

    from
    $358Fare subject to changes
    Updated: 3 hours ago

    Ontario (ONT)to

    South Bend (SBN)
    09/12/26 - 09/19/26

    Round trip

    Economy

    from
    $358Fare subject to changes
    Updated: 3 hours ago

    Ontario (ONT)to

    South Bend (SBN)
    10/31/26 - 11/07/26

    Round trip

    Economy

    from
    $359Fare subject to changes
    Updated: 3 hours ago

    Ontario (ONT)to

    South Bend (SBN)
    11/07/26 - 11/14/26

    Round trip

    Economy

    from
    $359Fare subject to changes
    Updated: 3 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 Ontario to South Bend

    Looking for lower fares on your trip from Ontario to South Bend? 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 Ontario to South Bend