American Airlines flights from New York to Ontario

Recent searches for flights from New York to Ontario

Sep 2026
From$307*
Updated: 11 hours ago
Round tripIEconomy
Oct 2026
From$307*
Updated: 11 hours ago
Round tripIEconomy
Nov 2026
From$307*
Updated: 11 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $307
cmp-daily-histogram-bars-legend-max-price-aria-label $660
Displaying fares for September-2026
  • NYC–ONT, 09/09/26 – 09/16/26: From $480
    09

    We

    SEP

  • NYC–ONT, 09/10/26 – 09/17/26: From $660
    10

    Th

  • NYC–ONT, 09/11/26 – 09/18/26: From $519
    11

    Fr

  • NYC–ONT, 09/12/26 – 09/19/26: From $480
    12

    Sa

  • NYC–ONT, 09/13/26 – 09/20/26: From $565
    13

    Su

  • NYC–ONT, 09/14/26 – 09/21/26: From $575
    14

    Mo

  • NYC–ONT, 09/15/26 – 09/22/26: From $362
    15

    Tu

  • NYC–ONT, 09/16/26 – 09/23/26: From $362
    16

    We

  • NYC–ONT, 09/17/26 – 09/24/26: From $451
    17

    Th

  • JFK–ONT, 09/18/26 – 09/25/26: From $387
    18

    Fr

  • NYC–ONT, 09/19/26 – 09/26/26: From $362
    19

    Sa

  • JFK–ONT, 09/20/26 – 09/27/26: From $382
    20

    Su

  • NYC–ONT, 09/21/26 – 09/28/26: From $483
    21

    Mo

  • NYC–ONT, 09/22/26 – 09/29/26: From $307
    22

    Tu

  • NYC–ONT, 09/23/26 – 09/30/26: From $307
    23

    We

  • NYC–ONT, 09/24/26 – 10/01/26: From $451
    24

    Th

  • NYC–ONT, 09/25/26 – 10/02/26: From $353
    25

    Fr

  • NYC–ONT, 09/26/26 – 10/03/26: From $307
    26

    Sa

  • JFK–ONT, 09/27/26 – 10/04/26: From $382
    27

    Su

  • NYC–ONT, 09/28/26 – 10/05/26: From $463
    28

    Mo

  • LGA–ONT, 09/29/26 – 10/06/26: From $307
    29

    Tu

  • JFK–ONT, 09/30/26 – 10/07/26: From $317
    30

    We

  • JFK–ONT, 10/01/26 – 10/08/26: From $492
    01

    Th

    OCT

  • JFK–ONT, 10/02/26 – 10/09/26: From $364
    02

    Fr

  • NYC–ONT, 10/03/26 – 10/10/26: From $307
    03

    Sa

  • JFK–ONT, 10/04/26 – 10/11/26: From $382
    04

    Su

  • JFK–ONT, 10/05/26 – 10/12/26: From $364
    05

    Mo

  • NYC–ONT: cmp-view-offers-disclaimer. Find Offers
    06

    Tu

  • NYC–ONT: cmp-view-offers-disclaimer. Find Offers
    07

    We

  • NYC–ONT: cmp-view-offers-disclaimer. Find Offers
    08

    Th

    • range$307-$660

    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 New York to Ontario flights

    $
    keyboard_arrow_down

    New York (NYC)to

    Ontario (ONT)
    10/24/26 - 10/31/26

    Round trip

    Economy

    from
    $307Fare subject to changes
    Updated: 11 hours ago

    New York (NYC)to

    Ontario (ONT)
    10/28/26 - 11/04/26

    Round trip

    Economy

    from
    $307Fare subject to changes
    Updated: 11 hours ago

    New York (NYC)to

    Ontario (ONT)
    10/31/26 - 11/07/26

    Round trip

    Economy

    from
    $307Fare subject to changes
    Updated: 11 hours ago

    New York (NYC)to

    Ontario (ONT)
    09/29/26 - 10/06/26

    Round trip

    Economy

    from
    $307Fare subject to changes
    Updated: 11 hours ago

    New York (NYC)to

    Ontario (ONT)
    12/02/26 - 12/09/26

    Round trip

    Economy

    from
    $307Fare subject to changes
    Updated: 11 hours ago

    New York (NYC)to

    Ontario (ONT)
    12/03/26 - 12/10/26

    Round trip

    Economy

    from
    $307Fare subject to changes
    Updated: 11 hours ago

    New York (NYC)to

    Ontario (ONT)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $307Fare subject to changes
    Updated: 11 hours ago

    New York (NYC)to

    Ontario (ONT)
    11/09/26 - 11/16/26

    Round trip

    Economy

    from
    $307Fare subject to changes
    Updated: 11 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 New York to Ontario

    Looking for lower fares on your trip from New York to Ontario? 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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    American Airlines flights from New York to Ontario