American Airlines flights from Seattle to St. John’s, Antigua

Recent searches for flights from Seattle to St. John’s, Antigua

Sep 2026
From$1,153*
Updated: 6 hours ago
Round tripIEconomy
Oct 2026
From$886*
Updated: 6 hours ago
Round tripIEconomy
Nov 2026
From$886*
Updated: 6 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $1.0K
cmp-daily-histogram-bars-legend-max-price-aria-label $3.1K
Displaying fares for September-2026
  • SEA–ANU: cmp-view-offers-disclaimer. Find Offers
    12

    Sa

    SEP

  • SEA–ANU, 09/13/26 – 09/20/26: From $3,098
    13

    Su

  • SEA–ANU, 09/14/26 – 09/21/26: From $2,628
    14

    Mo

  • SEA–ANU, 09/15/26 – 09/22/26: From $2,561
    15

    Tu

  • SEA–ANU: cmp-view-offers-disclaimer. Find Offers
    16

    We

  • SEA–ANU, 09/17/26 – 09/24/26: From $1,971
    17

    Th

  • SEA–ANU, 09/18/26 – 09/25/26: From $1,323
    18

    Fr

  • SEA–ANU, 09/19/26 – 09/26/26: From $1,260
    19

    Sa

  • SEA–ANU, 09/20/26 – 09/27/26: From $2,640
    20

    Su

  • SEA–ANU, 09/21/26 – 09/28/26: From $1,478
    21

    Mo

  • SEA–ANU, 09/22/26 – 09/29/26: From $1,333
    22

    Tu

  • SEA–ANU, 09/23/26 – 09/30/26: From $1,378
    23

    We

  • SEA–ANU, 09/24/26 – 10/01/26: From $1,245
    24

    Th

  • SEA–ANU, 09/25/26 – 10/02/26: From $1,233
    25

    Fr

  • SEA–ANU, 09/26/26 – 10/03/26: From $1,183
    26

    Sa

  • SEA–ANU, 09/27/26 – 10/04/26: From $2,202
    27

    Su

  • SEA–ANU, 09/28/26 – 10/05/26: From $1,240
    28

    Mo

  • SEA–ANU, 09/29/26 – 10/06/26: From $1,153
    29

    Tu

  • SEA–ANU, 09/30/26 – 10/07/26: From $1,749
    30

    We

  • SEA–ANU, 10/01/26 – 10/08/26: From $1,309
    01

    Th

    OCT

  • SEA–ANU, 10/02/26 – 10/09/26: From $1,292
    02

    Fr

  • SEA–ANU, 10/03/26 – 10/10/26: From $1,329
    03

    Sa

  • SEA–ANU, 10/04/26 – 10/11/26: From $1,062
    04

    Su

  • SEA–ANU, 10/05/26 – 10/12/26: From $1,057
    05

    Mo

  • SEA–ANU, 10/06/26 – 10/13/26: From $1,022
    06

    Tu

  • SEA–ANU, 10/07/26 – 10/14/26: From $1,122
    07

    We

  • SEA–ANU, 10/08/26 – 10/15/26: From $1,117
    08

    Th

  • SEA–ANU, 10/09/26 – 10/16/26: From $1,162
    09

    Fr

  • SEA–ANU, 10/10/26 – 10/17/26: From $1,355
    10

    Sa

  • SEA–ANU, 10/11/26 – 10/18/26: From $1,903
    11

    Su

    • range$1,022-$3,098

    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 St. John’s, Antigua flights

    $
    keyboard_arrow_down

    Seattle (SEA)to

    St. John’s, Antigua (ANU)
    12/15/26 - 12/22/26

    Round trip

    Economy

    from
    $886Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    St. John’s, Antigua (ANU)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $886Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    St. John’s, Antigua (ANU)
    11/17/26 - 11/24/26

    Round trip

    Economy

    from
    $886Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    St. John’s, Antigua (ANU)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $886Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    St. John’s, Antigua (ANU)
    01/05/27 - 01/12/27

    Round trip

    Economy

    from
    $886Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    St. John’s, Antigua (ANU)
    11/10/26 - 11/17/26

    Round trip

    Economy

    from
    $886Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    St. John’s, Antigua (ANU)
    10/13/26 - 10/20/26

    Round trip

    Economy

    from
    $886Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    St. John’s, Antigua (ANU)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $886Fare subject to changes
    Updated: 6 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 St. John’s, Antigua

    Looking for lower fares on your trip from Seattle to St. John’s, Antigua? 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

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    • 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.
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    Discover how Main Cabin Extra can enhance your trip.

    American Airlines flights from Seattle to St. John’s, Antigua