American Airlines flights from Ontario to Cancun

Recent searches for flights from Ontario to Cancun

Sep 2026
From$547*
Updated: 5 hours ago
Round tripIEconomy
Oct 2026
From$548*
Updated: 7 hours ago
Round tripIEconomy
Nov 2026
From$548*
Updated: 7 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $547
cmp-daily-histogram-bars-legend-max-price-aria-label $973
Displaying fares for September-2026
  • ONT–CUN, 09/02/26 – 09/09/26: From $856
    02

    We

    SEP

  • ONT–CUN, 09/03/26 – 09/10/26: From $968
    03

    Th

  • ONT–CUN, 09/04/26 – 09/11/26: From $826
    04

    Fr

  • ONT–CUN, 09/05/26 – 09/12/26: From $941
    05

    Sa

  • ONT–CUN, 09/06/26 – 09/13/26: From $923
    06

    Su

  • ONT–CUN, 09/07/26 – 09/14/26: From $757
    07

    Mo

  • ONT–CUN, 09/08/26 – 09/15/26: From $856
    08

    Tu

  • ONT–CUN, 09/09/26 – 09/16/26: From $886
    09

    We

  • ONT–CUN, 09/10/26 – 09/17/26: From $709
    10

    Th

  • ONT–CUN, 09/11/26 – 09/18/26: From $709
    11

    Fr

  • ONT–CUN, 09/12/26 – 09/19/26: From $715
    12

    Sa

  • ONT–CUN, 09/13/26 – 09/20/26: From $923
    13

    Su

  • ONT–CUN, 09/14/26 – 09/21/26: From $973
    14

    Mo

  • ONT–CUN, 09/15/26 – 09/22/26: From $819
    15

    Tu

  • ONT–CUN, 09/16/26 – 09/23/26: From $789
    16

    We

  • ONT–CUN, 09/17/26 – 09/24/26: From $823
    17

    Th

  • ONT–CUN, 09/18/26 – 09/25/26: From $618
    18

    Fr

  • ONT–CUN, 09/19/26 – 09/26/26: From $881
    19

    Sa

  • ONT–CUN, 09/20/26 – 09/27/26: From $917
    20

    Su

  • ONT–CUN, 09/21/26 – 09/28/26: From $881
    21

    Mo

  • ONT–CUN, 09/22/26 – 09/29/26: From $830
    22

    Tu

  • ONT–CUN, 09/23/26 – 09/30/26: From $820
    23

    We

  • ONT–CUN, 09/24/26 – 10/01/26: From $823
    24

    Th

  • ONT–CUN, 09/25/26 – 10/02/26: From $548
    25

    Fr

  • ONT–CUN, 09/26/26 – 10/03/26: From $553
    26

    Sa

  • ONT–CUN, 09/27/26 – 10/04/26: From $668
    27

    Su

  • ONT–CUN, 09/28/26 – 10/03/26: From $547
    28

    Mo

  • ONT–CUN, 09/29/26 – 10/06/26: From $608
    29

    Tu

  • ONT–CUN, 09/30/26 – 10/07/26: From $880
    30

    We

  • ONT–CUN, 10/01/26 – 10/08/26: From $588
    01

    Th

    OCT

    • range$547-$973

    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 Cancun flights

    $
    keyboard_arrow_down

    Ontario (ONT)to

    Cancun (CUN)
    09/28/26 - 10/03/26

    Round trip

    Economy

    from
    $547Fare subject to changes
    Updated: 5 hours ago

    Ontario (ONT)to

    Cancun (CUN)
    10/24/26 - 10/31/26

    Round trip

    Economy

    from
    $548Fare subject to changes
    Updated: 7 hours ago

    Ontario (ONT)to

    Cancun (CUN)
    12/07/26 - 12/14/26

    Round trip

    Economy

    from
    $548Fare subject to changes
    Updated: 7 hours ago

    Ontario (ONT)to

    Cancun (CUN)
    12/08/26 - 12/15/26

    Round trip

    Economy

    from
    $548Fare subject to changes
    Updated: 7 hours ago

    Ontario (ONT)to

    Cancun (CUN)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $548Fare subject to changes
    Updated: 7 hours ago

    Ontario (ONT)to

    Cancun (CUN)
    11/12/26 - 11/19/26

    Round trip

    Economy

    from
    $548Fare subject to changes
    Updated: 7 hours ago

    Ontario (ONT)to

    Cancun (CUN)
    11/14/26 - 11/21/26

    Round trip

    Economy

    from
    $548Fare subject to changes
    Updated: 7 hours ago

    Ontario (ONT)to

    Cancun (CUN)
    11/17/26 - 11/24/26

    Round trip

    Economy

    from
    $548Fare subject to changes
    Updated: 7 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 Cancun

    Looking for lower fares on your trip from Ontario to Cancun? 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 Cancun