American Airlines flights from Ontario to Killeen

Recent searches for flights from Ontario to Killeen

Sep 2026
From$505*
Updated: 4 hours ago
Round tripIEconomy
Oct 2026
From$395*
Updated: 4 hours ago
Round tripIEconomy
Nov 2026
From$395*
Updated: 4 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $450
cmp-daily-histogram-bars-legend-max-price-aria-label $735
Displaying fares for September-2026
  • ONT–GRK, 09/18/26 – 09/25/26: From $581
    18

    Fr

    SEP

  • ONT–GRK, 09/19/26 – 09/26/26: From $505
    19

    Sa

  • ONT–GRK, 09/20/26 – 09/27/26: From $581
    20

    Su

  • ONT–GRK, 09/21/26 – 09/28/26: From $581
    21

    Mo

  • ONT–GRK, 09/22/26 – 09/29/26: From $505
    22

    Tu

  • ONT–GRK, 09/23/26 – 09/30/26: From $505
    23

    We

  • ONT–GRK, 09/24/26 – 10/01/26: From $581
    24

    Th

  • ONT–GRK, 09/25/26 – 10/02/26: From $735
    25

    Fr

  • ONT–GRK, 09/26/26 – 10/03/26: From $505
    26

    Sa

  • ONT–GRK, 09/27/26 – 10/04/26: From $581
    27

    Su

  • ONT–GRK, 09/28/26 – 10/05/26: From $581
    28

    Mo

  • ONT–GRK, 09/29/26 – 10/06/26: From $505
    29

    Tu

  • ONT–GRK, 09/30/26 – 10/07/26: From $505
    30

    We

  • ONT–GRK, 10/01/26 – 10/08/26: From $581
    01

    Th

    OCT

  • ONT–GRK, 10/02/26 – 10/09/26: From $549
    02

    Fr

  • ONT–GRK, 10/03/26 – 10/10/26: From $505
    03

    Sa

  • ONT–GRK, 10/04/26 – 10/11/26: From $549
    04

    Su

  • ONT–GRK, 10/05/26 – 10/12/26: From $549
    05

    Mo

  • ONT–GRK, 10/06/26 – 10/13/26: From $505
    06

    Tu

  • ONT–GRK, 10/07/26 – 10/14/26: From $505
    07

    We

  • ONT–GRK, 10/08/26 – 10/15/26: From $549
    08

    Th

  • ONT–GRK, 10/09/26 – 10/16/26: From $517
    09

    Fr

  • ONT–GRK, 10/10/26 – 10/17/26: From $505
    10

    Sa

  • ONT–GRK, 10/11/26 – 10/18/26: From $477
    11

    Su

  • ONT–GRK, 10/12/26 – 10/19/26: From $525
    12

    Mo

  • ONT–GRK, 10/13/26 – 10/20/26: From $450
    13

    Tu

  • ONT–GRK, 10/14/26 – 10/21/26: From $450
    14

    We

  • ONT–GRK, 10/15/26 – 10/22/26: From $457
    15

    Th

  • ONT–GRK: cmp-view-offers-disclaimer. Find Offers
    16

    Fr

  • ONT–GRK: cmp-view-offers-disclaimer. Find Offers
    17

    Sa

    • range$450-$735

    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 Killeen flights

    $
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    Ontario (ONT)to

    Killeen (GRK)
    10/31/26 - 11/07/26

    Round trip

    Economy

    from
    $395Fare subject to changes
    Updated: 4 hours ago

    Ontario (ONT)to

    Killeen (GRK)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $395Fare subject to changes
    Updated: 4 hours ago

    Ontario (ONT)to

    Killeen (GRK)
    12/02/26 - 12/09/26

    Round trip

    Economy

    from
    $395Fare subject to changes
    Updated: 4 hours ago

    Ontario (ONT)to

    Killeen (GRK)
    11/17/26 - 11/24/26

    Round trip

    Economy

    from
    $395Fare subject to changes
    Updated: 14 hours ago

    Ontario (ONT)to

    Killeen (GRK)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $395Fare subject to changes
    Updated: 4 hours ago

    Ontario (ONT)to

    Killeen (GRK)
    11/14/26 - 11/21/26

    Round trip

    Economy

    from
    $395Fare subject to changes
    Updated: 4 hours ago

    Ontario (ONT)to

    Killeen (GRK)
    11/18/26 - 11/25/26

    Round trip

    Economy

    from
    $395Fare subject to changes
    Updated: 4 hours ago

    Ontario (ONT)to

    Killeen (GRK)
    10/21/26 - 10/28/26

    Round trip

    Economy

    from
    $395Fare subject to changes
    Updated: 4 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.

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