American Airlines flights from Seattle to Port-of-Spain, Trinidad

Recent searches for flights from Seattle to Port-of-Spain, Trinidad

Aug 2026
From$525*
Updated: 3 hours ago
Round tripIEconomy
Sep 2026
From$510*
Updated: 3 hours ago
Round tripIEconomy
Oct 2026
From$510*
Updated: 3 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $525
cmp-daily-histogram-bars-legend-max-price-aria-label $1.1K
Displaying fares for August-2026
  • SEA–POS, 08/06/26 – 08/13/26: From $896
    06

    Th

    AUG

  • SEA–POS, 08/07/26 – 08/14/26: From $972
    07

    Fr

  • SEA–POS, 08/08/26 – 08/15/26: From $842
    08

    Sa

  • SEA–POS, 08/09/26 – 08/16/26: From $847
    09

    Su

  • SEA–POS, 08/10/26 – 08/17/26: From $840
    10

    Mo

  • SEA–POS, 08/11/26 – 08/18/26: From $831
    11

    Tu

  • SEA–POS, 08/12/26 – 08/19/26: From $807
    12

    We

  • SEA–POS, 08/13/26 – 08/20/26: From $819
    13

    Th

  • SEA–POS, 08/14/26 – 08/21/26: From $919
    14

    Fr

  • SEA–POS, 08/15/26 – 08/22/26: From $853
    15

    Sa

  • SEA–POS, 08/16/26 – 08/23/26: From $1,129
    16

    Su

  • SEA–POS, 08/17/26 – 08/24/26: From $822
    17

    Mo

  • SEA–POS, 08/18/26 – 08/25/26: From $798
    18

    Tu

  • SEA–POS, 08/19/26 – 08/26/26: From $744
    19

    We

  • SEA–POS, 08/20/26 – 08/27/26: From $743
    20

    Th

  • SEA–POS, 08/21/26 – 08/28/26: From $743
    21

    Fr

  • SEA–POS, 08/22/26 – 08/29/26: From $676
    22

    Sa

  • SEA–POS, 08/23/26 – 08/30/26: From $804
    23

    Su

  • SEA–POS, 08/24/26 – 08/31/26: From $652
    24

    Mo

  • SEA–POS, 08/25/26 – 09/01/26: From $656
    25

    Tu

  • SEA–POS, 08/26/26 – 09/02/26: From $525
    26

    We

  • SEA–POS, 08/27/26 – 09/03/26: From $783
    27

    Th

  • SEA–POS, 08/28/26 – 09/04/26: From $698
    28

    Fr

  • SEA–POS, 08/29/26 – 09/05/26: From $712
    29

    Sa

  • SEA–POS, 08/30/26 – 09/06/26: From $851
    30

    Su

  • SEA–POS, 08/31/26 – 09/07/26: From $647
    31

    Mo

  • SEA–POS, 09/01/26 – 09/08/26: From $597
    01

    Tu

    SEP

  • SEA–POS, 09/02/26 – 09/09/26: From $602
    02

    We

  • SEA–POS, 09/03/26 – 09/10/26: From $647
    03

    Th

  • SEA–POS, 09/04/26 – 09/11/26: From $668
    04

    Fr

  • SEA–POS, 09/05/26 – 09/12/26: From $577
    05

    Sa

    • range$525-$1,129

    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 Seattle to Port-of-Spain, Trinidad flights

    $
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    Seattle (SEA)to

    Port-of-Spain, Trinidad (POS)
    10/05/26 - 10/12/26

    Round trip

    Economy

    from
    $510Fare subject to changes
    Updated: 3 hours ago

    Seattle (SEA)to

    Port-of-Spain, Trinidad (POS)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $510Fare subject to changes
    Updated: 3 hours ago

    Seattle (SEA)to

    Port-of-Spain, Trinidad (POS)
    09/25/26 - 10/02/26

    Round trip

    Economy

    from
    $510Fare subject to changes
    Updated: 3 hours ago

    Seattle (SEA)to

    Port-of-Spain, Trinidad (POS)
    11/26/26 - 12/03/26

    Round trip

    Economy

    from
    $510Fare subject to changes
    Updated: 3 hours ago

    Seattle (SEA)to

    Port-of-Spain, Trinidad (POS)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $510Fare subject to changes
    Updated: 3 hours ago

    Seattle (SEA)to

    Port-of-Spain, Trinidad (POS)
    10/10/26 - 10/17/26

    Round trip

    Economy

    from
    $510Fare subject to changes
    Updated: 3 hours ago

    Seattle (SEA)to

    Port-of-Spain, Trinidad (POS)
    10/13/26 - 10/20/26

    Round trip

    Economy

    from
    $510Fare subject to changes
    Updated: 3 hours ago

    Seattle (SEA)to

    Port-of-Spain, Trinidad (POS)
    10/16/26 - 10/23/26

    Round trip

    Economy

    from
    $510Fare subject to changes
    Updated: 3 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 Seattle to Port-of-Spain, Trinidad

    Looking for lower fares on your trip from Seattle to Port-of-Spain, Trinidad? 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 Seattle to Port-of-Spain, Trinidad