American Airlines flights from Ontario to Kauai

Recent searches for flights from Ontario to Kauai

Aug 2026
From$592*
Updated: 8 hours ago
Round tripIEconomy
Sep 2026
From$562*
Updated: 8 hours ago
Round tripIEconomy
Oct 2026
From$459*
Updated: 22 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $592
cmp-daily-histogram-bars-legend-max-price-aria-label $844
Displaying fares for August-2026
  • ONT–LIH, 08/14/26 – 08/21/26: From $785
    14

    Fr

    AUG

  • ONT–LIH, 08/15/26 – 08/22/26: From $736
    15

    Sa

  • ONT–LIH, 08/16/26 – 08/23/26: From $730
    16

    Su

  • ONT–LIH, 08/17/26 – 08/24/26: From $730
    17

    Mo

  • ONT–LIH, 08/18/26 – 08/25/26: From $730
    18

    Tu

  • ONT–LIH, 08/19/26 – 08/26/26: From $785
    19

    We

  • ONT–LIH, 08/20/26 – 08/27/26: From $785
    20

    Th

  • ONT–LIH, 08/21/26 – 08/28/26: From $685
    21

    Fr

  • ONT–LIH, 08/22/26 – 08/29/26: From $690
    22

    Sa

  • ONT–LIH, 08/23/26 – 08/30/26: From $685
    23

    Su

  • ONT–LIH, 08/24/26 – 08/31/26: From $685
    24

    Mo

  • ONT–LIH, 08/25/26 – 09/01/26: From $685
    25

    Tu

  • ONT–LIH, 08/26/26 – 09/02/26: From $685
    26

    We

  • ONT–LIH, 08/27/26 – 09/03/26: From $685
    27

    Th

  • ONT–LIH, 08/28/26 – 09/04/26: From $592
    28

    Fr

  • ONT–LIH, 08/29/26 – 09/05/26: From $680
    29

    Sa

  • ONT–LIH, 08/30/26 – 09/06/26: From $620
    30

    Su

  • ONT–LIH, 08/31/26 – 09/07/26: From $620
    31

    Mo

  • ONT–LIH, 09/01/26 – 09/08/26: From $697
    01

    Tu

    SEP

  • ONT–LIH, 09/02/26 – 09/09/26: From $722
    02

    We

  • ONT–LIH, 09/03/26 – 09/10/26: From $770
    03

    Th

  • ONT–LIH, 09/04/26 – 09/11/26: From $844
    04

    Fr

  • ONT–LIH, 09/05/26 – 09/12/26: From $727
    05

    Sa

  • ONT–LIH, 09/06/26 – 09/13/26: From $622
    06

    Su

  • ONT–LIH, 09/07/26 – 09/14/26: From $685
    07

    Mo

  • ONT–LIH, 09/08/26 – 09/15/26: From $667
    08

    Tu

  • ONT–LIH, 09/09/26 – 09/16/26: From $697
    09

    We

  • ONT–LIH, 09/10/26 – 09/17/26: From $633
    10

    Th

  • ONT–LIH: cmp-view-offers-disclaimer. Find Offers
    11

    Fr

  • ONT–LIH: cmp-view-offers-disclaimer. Find Offers
    12

    Sa

  • ONT–LIH, 09/13/26 – 09/20/26: From $741
    13

    Su

    • range$592-$844

    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 Kauai flights

    $
    keyboard_arrow_down

    Ontario (ONT)to

    Kauai (LIH)
    11/11/26 - 11/18/26

    Round trip

    Economy

    from
    $456Fare subject to changes
    Updated: 1 hour ago

    Ontario (ONT)to

    Kauai (LIH)
    10/13/26 - 10/20/26

    Round trip

    Economy

    from
    $459Fare subject to changes
    Updated: 22 hours ago

    Ontario (ONT)to

    Kauai (LIH)
    10/28/26 - 11/04/26

    Round trip

    Economy

    from
    $468Fare subject to changes
    Updated: 8 hours ago

    Ontario (ONT)to

    Kauai (LIH)
    10/21/26 - 10/28/26

    Round trip

    Economy

    from
    $468Fare subject to changes
    Updated: 8 hours ago

    Ontario (ONT)to

    Kauai (LIH)
    10/29/26 - 11/05/26

    Round trip

    Economy

    from
    $506Fare subject to changes
    Updated: 8 hours ago

    Ontario (ONT)to

    Kauai (LIH)
    11/05/26 - 11/12/26

    Round trip

    Economy

    from
    $506Fare subject to changes
    Updated: 8 hours ago

    Ontario (ONT)to

    Kauai (LIH)
    10/25/26 - 11/01/26

    Round trip

    Economy

    from
    $506Fare subject to changes
    Updated: 8 hours ago

    Ontario (ONT)to

    Kauai (LIH)
    10/30/26 - 11/06/26

    Round trip

    Economy

    from
    $506Fare subject to changes
    Updated: 8 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 Kauai

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