American Airlines flights from Portland, OR to Kauai

Recent searches for flights from Portland, OR to Kauai

Aug 2026
From$704*
Updated: 4 hours ago
Round tripIEconomy
Sep 2026
From$453*
Updated: 4 hours ago
Round tripIEconomy
Oct 2026
From$366*
Updated: 4 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $626
cmp-daily-histogram-bars-legend-max-price-aria-label $1.1K
Displaying fares for August-2026
  • PDX–LIH, 08/08/26 – 08/15/26: From $1,010
    08

    Sa

    AUG

  • PDX–LIH, 08/09/26 – 08/16/26: From $1,070
    09

    Su

  • PDX–LIH, 08/10/26 – 08/17/26: From $1,060
    10

    Mo

  • PDX–LIH, 08/11/26 – 08/18/26: From $1,010
    11

    Tu

  • PDX–LIH, 08/12/26 – 08/19/26: From $954
    12

    We

  • PDX–LIH, 08/13/26 – 08/20/26: From $954
    13

    Th

  • PDX–LIH, 08/14/26 – 08/21/26: From $1,070
    14

    Fr

  • PDX–LIH, 08/15/26 – 08/22/26: From $915
    15

    Sa

  • PDX–LIH, 08/16/26 – 08/23/26: From $909
    16

    Su

  • PDX–LIH, 08/17/26 – 08/24/26: From $859
    17

    Mo

  • PDX–LIH, 08/18/26 – 08/25/26: From $859
    18

    Tu

  • PDX–LIH, 08/19/26 – 08/26/26: From $909
    19

    We

  • PDX–LIH, 08/20/26 – 08/27/26: From $859
    20

    Th

  • PDX–LIH, 08/21/26 – 08/28/26: From $909
    21

    Fr

  • PDX–LIH, 08/22/26 – 08/29/26: From $764
    22

    Sa

  • PDX–LIH, 08/23/26 – 08/30/26: From $804
    23

    Su

  • PDX–LIH, 08/24/26 – 08/31/26: From $764
    24

    Mo

  • PDX–LIH, 08/25/26 – 09/01/26: From $704
    25

    Tu

  • PDX–LIH, 08/26/26 – 09/02/26: From $704
    26

    We

  • PDX–LIH, 08/27/26 – 09/03/26: From $704
    27

    Th

  • PDX–LIH, 08/28/26 – 09/04/26: From $744
    28

    Fr

  • PDX–LIH, 08/29/26 – 09/05/26: From $764
    29

    Sa

  • PDX–LIH, 08/30/26 – 09/06/26: From $744
    30

    Su

  • PDX–LIH, 08/31/26 – 09/07/26: From $704
    31

    Mo

  • PDX–LIH, 09/01/26 – 09/08/26: From $679
    01

    Tu

    SEP

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

    We

  • PDX–LIH, 09/03/26 – 09/10/26: From $698
    03

    Th

  • PDX–LIH, 09/04/26 – 09/11/26: From $733
    04

    Fr

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

    Sa

  • PDX–LIH: cmp-view-offers-disclaimer. Find Offers
    06

    Su

  • PDX–LIH, 09/07/26 – 09/14/26: From $626
    07

    Mo

    • range$626-$1,070

    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 Portland, OR to Kauai flights

    $
    keyboard_arrow_down

    Portland, OR (PDX)to

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

    Round trip

    Economy

    from
    $366Fare subject to changes
    Updated: 4 hours ago

    Portland, OR (PDX)to

    Kauai (LIH)
    11/02/26 - 11/09/26

    Round trip

    Economy

    from
    $386Fare subject to changes
    Updated: 4 hours ago

    Portland, OR (PDX)to

    Kauai (LIH)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $392Fare subject to changes
    Updated: 4 hours ago

    Portland, OR (PDX)to

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

    Round trip

    Economy

    from
    $392Fare subject to changes
    Updated: 4 hours ago

    Portland, OR (PDX)to

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

    Round trip

    Economy

    from
    $396Fare subject to changes
    Updated: 4 hours ago

    Portland, OR (PDX)to

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

    Round trip

    Economy

    from
    $396Fare subject to changes
    Updated: 4 hours ago

    Portland, OR (PDX)to

    Kauai (LIH)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $416Fare subject to changes
    Updated: 4 hours ago

    Portland, OR (PDX)to

    Kauai (LIH)
    10/22/26 - 10/29/26

    Round trip

    Economy

    from
    $422Fare 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.

    Finding cheap flights from Portland, OR to Kauai

    Looking for lower fares on your trip from Portland, OR 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 Portland, OR to Kauai