American Airlines flights from Ontario to Mexico City

Recent searches for flights from Ontario to Mexico City

Sep 2026
From$765*
Updated: 2 hours ago
Round tripIEconomy
Oct 2026
From$595*
Updated: 2 hours ago
Round tripIEconomy
Nov 2026
From$595*
Updated: 2 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $595
cmp-daily-histogram-bars-legend-max-price-aria-label $830
Displaying fares for September-2026
  • ONT–MEX, 09/12/26 – 09/19/26: From $825
    12

    Sa

    SEP

  • ONT–MEX, 09/13/26 – 09/20/26: From $830
    13

    Su

  • ONT–MEX, 09/14/26 – 09/21/26: From $804
    14

    Mo

  • ONT–MEX, 09/15/26 – 09/22/26: From $765
    15

    Tu

  • ONT–MEX, 09/16/26 – 09/23/26: From $781
    16

    We

  • ONT–MEX, 09/17/26 – 09/24/26: From $774
    17

    Th

  • ONT–MEX, 09/18/26 – 09/25/26: From $765
    18

    Fr

  • ONT–MEX, 09/19/26 – 09/26/26: From $825
    19

    Sa

  • ONT–MEX, 09/20/26 – 09/27/26: From $830
    20

    Su

  • ONT–MEX, 09/21/26 – 09/28/26: From $804
    21

    Mo

  • ONT–MEX, 09/22/26 – 09/29/26: From $765
    22

    Tu

  • ONT–MEX, 09/23/26 – 09/30/26: From $765
    23

    We

  • ONT–MEX, 09/24/26 – 10/01/26: From $765
    24

    Th

  • ONT–MEX, 09/25/26 – 10/02/26: From $765
    25

    Fr

  • ONT–MEX, 09/26/26 – 10/03/26: From $825
    26

    Sa

  • ONT–MEX, 09/27/26 – 10/04/26: From $830
    27

    Su

  • ONT–MEX, 09/28/26 – 10/05/26: From $804
    28

    Mo

  • ONT–MEX, 09/29/26 – 10/06/26: From $765
    29

    Tu

  • ONT–MEX, 09/30/26 – 10/07/26: From $765
    30

    We

  • ONT–MEX, 10/01/26 – 10/08/26: From $689
    01

    Th

    OCT

  • ONT–MEX, 10/02/26 – 10/09/26: From $608
    02

    Fr

  • ONT–MEX, 10/03/26 – 10/10/26: From $595
    03

    Sa

  • ONT–MEX, 10/04/26 – 10/11/26: From $600
    04

    Su

  • ONT–MEX, 10/05/26 – 10/12/26: From $595
    05

    Mo

  • ONT–MEX, 10/06/26 – 10/13/26: From $595
    06

    Tu

  • ONT–MEX, 10/07/26 – 10/14/26: From $680
    07

    We

  • ONT–MEX, 10/08/26 – 10/15/26: From $723
    08

    Th

  • ONT–MEX, 10/09/26 – 10/16/26: From $690
    09

    Fr

  • ONT–MEX, 10/10/26 – 10/17/26: From $595
    10

    Sa

  • ONT–MEX, 10/11/26 – 10/18/26: From $600
    11

    Su

    • range$595-$830

    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 Mexico City flights

    $
    keyboard_arrow_down

    Ontario (ONT)to

    Mexico City (MEX)
    01/05/27 - 01/12/27

    Round trip

    Economy

    from
    $595Fare subject to changes
    Updated: 2 hours ago

    Ontario (ONT)to

    Mexico City (MEX)
    11/24/26 - 12/01/26

    Round trip

    Economy

    from
    $595Fare subject to changes
    Updated: 2 hours ago

    Ontario (ONT)to

    Mexico City (MEX)
    10/03/26 - 10/10/26

    Round trip

    Economy

    from
    $595Fare subject to changes
    Updated: 2 hours ago

    Ontario (ONT)to

    Mexico City (MEX)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $595Fare subject to changes
    Updated: 2 hours ago

    Ontario (ONT)to

    Mexico City (MEX)
    10/17/26 - 10/24/26

    Round trip

    Economy

    from
    $595Fare subject to changes
    Updated: 2 hours ago

    Ontario (ONT)to

    Mexico City (MEX)
    01/06/27 - 01/13/27

    Round trip

    Economy

    from
    $595Fare subject to changes
    Updated: 2 hours ago

    Ontario (ONT)to

    Mexico City (MEX)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $595Fare subject to changes
    Updated: 2 hours ago

    Ontario (ONT)to

    Mexico City (MEX)
    11/10/26 - 11/17/26

    Round trip

    Economy

    from
    $595Fare subject to changes
    Updated: 2 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 Mexico City

    Looking for lower fares on your trip from Ontario to Mexico City? 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

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    • 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 Mexico City