American Airlines flights from Kauai to Saint Louis

Recent searches for flights from Kauai to Saint Louis

Aug 2026
From$575*
Updated: 8 hours ago
Round tripIEconomy
Sep 2026
From$524*
Updated: 8 hours ago
Round tripIEconomy
Oct 2026
From$524*
Updated: 8 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $575
cmp-daily-histogram-bars-legend-max-price-aria-label $1.0K
Displaying fares for August-2026
  • LIH–STL, 08/07/26 – 08/14/26: From $860
    07

    Fr

    AUG

  • LIH–STL, 08/08/26 – 08/15/26: From $683
    08

    Sa

  • LIH–STL, 08/09/26 – 08/16/26: From $1,007
    09

    Su

  • LIH–STL, 08/10/26 – 08/17/26: From $743
    10

    Mo

  • LIH–STL, 08/11/26 – 08/18/26: From $678
    11

    Tu

  • LIH–STL, 08/12/26 – 08/19/26: From $631
    12

    We

  • LIH–STL, 08/13/26 – 08/20/26: From $691
    13

    Th

  • LIH–STL, 08/14/26 – 08/21/26: From $952
    14

    Fr

  • LIH–STL, 08/15/26 – 08/22/26: From $743
    15

    Sa

  • LIH–STL, 08/16/26 – 08/23/26: From $678
    16

    Su

  • LIH–STL, 08/17/26 – 08/24/26: From $772
    17

    Mo

  • LIH–STL, 08/18/26 – 08/25/26: From $626
    18

    Tu

  • LIH–STL, 08/19/26 – 08/26/26: From $678
    19

    We

  • LIH–STL, 08/20/26 – 08/27/26: From $623
    20

    Th

  • LIH–STL, 08/21/26 – 08/28/26: From $623
    21

    Fr

  • LIH–STL, 08/22/26 – 08/29/26: From $675
    22

    Sa

  • LIH–STL, 08/23/26 – 08/30/26: From $655
    23

    Su

  • LIH–STL, 08/24/26 – 08/31/26: From $603
    24

    Mo

  • LIH–STL, 08/25/26 – 09/01/26: From $725
    25

    Tu

  • LIH–STL, 08/26/26 – 09/02/26: From $683
    26

    We

  • LIH–STL, 08/27/26 – 09/03/26: From $772
    27

    Th

  • LIH–STL, 08/28/26 – 09/04/26: From $717
    28

    Fr

  • LIH–STL, 08/29/26 – 09/05/26: From $575
    29

    Sa

  • LIH–STL, 08/30/26 – 09/06/26: From $575
    30

    Su

  • LIH–STL, 08/31/26 – 09/07/26: From $676
    31

    Mo

  • LIH–STL, 09/01/26 – 09/08/26: From $732
    01

    Tu

    SEP

  • LIH–STL, 09/02/26 – 09/09/26: From $656
    02

    We

  • LIH–STL, 09/03/26 – 09/10/26: From $813
    03

    Th

  • LIH–STL: cmp-view-offers-disclaimer. Find Offers
    04

    Fr

  • LIH–STL: cmp-view-offers-disclaimer. Find Offers
    05

    Sa

  • LIH–STL, 09/06/26 – 09/13/26: From $841
    06

    Su

    • range$575-$1,007

    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 Kauai to Saint Louis flights

    $
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    Kauai (LIH)to

    Saint Louis (STL)
    09/16/26 - 09/23/26

    Round trip

    Economy

    from
    $524Fare subject to changes
    Updated: 8 hours ago

    Kauai (LIH)to

    Saint Louis (STL)
    09/21/26 - 09/28/26

    Round trip

    Economy

    from
    $524Fare subject to changes
    Updated: 8 hours ago

    Kauai (LIH)to

    Saint Louis (STL)
    09/28/26 - 10/05/26

    Round trip

    Economy

    from
    $524Fare subject to changes
    Updated: 8 hours ago

    Kauai (LIH)to

    Saint Louis (STL)
    10/22/26 - 10/29/26

    Round trip

    Economy

    from
    $524Fare subject to changes
    Updated: 8 hours ago

    Kauai (LIH)to

    Saint Louis (STL)
    10/19/26 - 10/26/26

    Round trip

    Economy

    from
    $524Fare subject to changes
    Updated: 8 hours ago

    Kauai (LIH)to

    Saint Louis (STL)
    09/22/26 - 09/29/26

    Round trip

    Economy

    from
    $524Fare subject to changes
    Updated: 8 hours ago

    Kauai (LIH)to

    Saint Louis (STL)
    11/02/26 - 11/09/26

    Round trip

    Economy

    from
    $524Fare subject to changes
    Updated: 2 hours ago

    Kauai (LIH)to

    Saint Louis (STL)
    10/12/26 - 10/19/26

    Round trip

    Economy

    from
    $524Fare 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 Kauai to Saint Louis

    Looking for lower fares on your trip from Kauai to Saint Louis? 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 Kauai to Saint Louis