American Airlines flights to Ontario from $127*

Popular flights to Ontario on American Airlines

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  • Indianapolis (IND)to

    Ontario (ONT)
    04/14/26 - 04/21/26
    from
    $333Fare subject to changes
    Updated: 6 hours ago
    Round trip
    Economy

    San Antonio (SAT)to

    Ontario (ONT)
    05/13/26 - 05/14/26
    from
    $386Fare subject to changes
    Updated: 13 hours ago
    Round trip
    Economy

    Chicago (ORD)to

    Ontario (ONT)
    04/22/26 - 04/27/26
    from
    $327Fare subject to changes
    Updated: 17 hours ago
    Round trip
    Economy

    Orlando (MCO)to

    Ontario (ONT)
    05/09/26 - 05/16/26
    from
    $387Fare subject to changes
    Updated: 6 hours ago
    Round trip
    Economy

  • Knoxville (TYS)to

    Ontario (ONT)
    04/28/26 - 05/05/26
    from
    $359Fare subject to changes
    Updated: 5 hours ago
    Round trip
    Economy

    Austin (AUS)to

    Ontario (ONT)
    06/02/26 - 06/09/26
    from
    $277Fare subject to changes
    Updated: 6 hours ago
    Round trip
    Economy

    Memphis (MEM)to

    Ontario (ONT)
    03/25/26 - 03/26/26
    from
    $1,055Fare subject to changes
    Updated: 20 hours ago
    Round trip
    Economy

    Atlanta (ATL)to

    Ontario (ONT)
    04/22/26 - 04/29/26
    from
    $459Fare subject to changes
    Updated: 6 hours ago
    Round trip
    Economy

  • Oklahoma City (OKC)to

    Ontario (ONT)
    04/28/26 - 05/05/26
    from
    $307Fare subject to changes
    Updated: 6 hours ago
    Round trip
    Economy

    New York (NYC)to

    Ontario (ONT)
    04/28/26 - 05/05/26
    from
    $281Fare subject to changes
    Updated: 5 hours ago
    Round trip
    Economy

    Nashville (BNA)to

    Ontario (ONT)
    04/08/26 - 04/15/26
    from
    $297Fare subject to changes
    Updated: 6 hours ago
    Round trip
    Economy

    Miami (MIA)to

    Ontario (ONT)
    04/07/26 - 04/12/26
    from
    $353Fare subject to changes
    Updated: 10 minutes ago
    Round trip
    Economy

  • Fort Lauderdale (FLL)to

    Ontario (ONT)
    04/15/26 - 04/22/26
    from
    $373Fare subject to changes
    Updated: 6 hours ago
    Round trip
    Economy

    Cleveland (CLE)to

    Ontario (ONT)
    04/13/26 - 04/20/26
    from
    $355Fare subject to changes
    Updated: 3 hours ago
    Round trip
    Economy

    Washington, D.C. (DCA)to

    Ontario (ONT)
    04/14/26 - 04/21/26
    from
    $359Fare subject to changes
    Updated: 7 hours ago
    Round trip
    Economy

    Fayetteville (XNA)to

    Ontario (ONT)
    04/17/26 - 04/24/26
    from
    $349Fare subject to changes
    Updated: 6 hours ago
    Round trip
    Economy

*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.

Find deals on flights to Ontario

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Dallas (DFW)to

Ontario (ONT)
06/10/26 - 06/17/26

Round trip

Economy

from
$371Fare subject to changes
Updated: 7 hours ago

Phoenix (PHX)to

Ontario (ONT)
04/21/26 - 04/24/26

Round trip

Economy

from
$127Fare subject to changes
Updated: 19 hours ago

Charlotte (CLT)to

Ontario (ONT)
06/03/26 - 06/10/26

Round trip

Economy

from
$423Fare subject to changes
Updated: 7 hours ago

Philadelphia (PHL)to

Ontario (ONT)
04/21/26 - 04/28/26

Round trip

Economy

from
$382Fare subject to changes
Updated: 7 hours ago

Indianapolis (IND)to

Ontario (ONT)
04/22/26 - 04/29/26

Round trip

Economy

from
$345Fare subject to changes
Updated: 6 hours ago

San Antonio (SAT)to

Ontario (ONT)
05/13/26 - 05/14/26

Round trip

Economy

from
$386Fare subject to changes
Updated: 13 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.

American Airlines flights to Ontario
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Ontario routes with American Airlines