American Airlines flights from Seattle to Miami

Recent searches for flights from Seattle to Miami

Sep 2026
From$327*
Updated: 12 hours ago
Round tripIEconomy
Oct 2026
From$237*
Updated: 12 hours ago
Round tripIEconomy
Nov 2026
From$237*
Updated: 12 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $327
cmp-daily-histogram-bars-legend-max-price-aria-label $675
Displaying fares for September-2026
  • SEA–MIA, 09/07/26 – 09/14/26: From $675
    07

    Mo

    SEP

  • SEA–MIA, 09/08/26 – 09/15/26: From $511
    08

    Tu

  • SEA–MIA, 09/09/26 – 09/16/26: From $521
    09

    We

  • SEA–MIA, 09/10/26 – 09/16/26: From $593
    10

    Th

  • SEA–MIA, 09/11/26 – 09/18/26: From $665
    11

    Fr

  • SEA–MIA, 09/12/26 – 09/19/26: From $511
    12

    Sa

  • SEA–MIA, 09/13/26 – 09/20/26: From $616
    13

    Su

  • SEA–MIA, 09/14/26 – 09/21/26: From $616
    14

    Mo

  • SEA–MIA, 09/15/26 – 09/22/26: From $521
    15

    Tu

  • SEA–MIA, 09/16/26 – 09/26/26: From $511
    16

    We

  • SEA–MIA, 09/17/26 – 09/26/26: From $583
    17

    Th

  • SEA–MIA, 09/18/26 – 09/25/26: From $616
    18

    Fr

  • SEA–MIA, 09/19/26 – 09/26/26: From $501
    19

    Sa

  • SEA–MIA, 09/20/26 – 09/27/26: From $492
    20

    Su

  • SEA–MIA, 09/21/26 – 09/28/26: From $492
    21

    Mo

  • SEA–MIA, 09/22/26 – 09/29/26: From $479
    22

    Tu

  • SEA–MIA, 09/23/26 – 09/30/26: From $479
    23

    We

  • SEA–MIA, 09/24/26 – 10/01/26: From $402
    24

    Th

  • SEA–MIA, 09/25/26 – 10/02/26: From $402
    25

    Fr

  • SEA–MIA, 09/26/26 – 10/03/26: From $369
    26

    Sa

  • SEA–MIA, 09/27/26 – 10/04/26: From $327
    27

    Su

  • SEA–MIA, 09/28/26 – 10/05/26: From $337
    28

    Mo

  • SEA–MIA, 09/29/26 – 10/06/26: From $337
    29

    Tu

  • SEA–MIA, 09/30/26 – 10/07/26: From $337
    30

    We

  • SEA–MIA, 10/01/26 – 10/08/26: From $337
    01

    Th

    OCT

  • SEA–MIA, 10/02/26 – 10/09/26: From $337
    02

    Fr

  • SEA–MIA, 10/03/26 – 10/10/26: From $327
    03

    Sa

  • SEA–MIA, 10/04/26 – 10/11/26: From $412
    04

    Su

  • SEA–MIA: cmp-view-offers-disclaimer. Find Offers
    05

    Mo

  • SEA–MIA: cmp-view-offers-disclaimer. Find Offers
    06

    Tu

    • range$327-$675

    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 Miami flights

    $
    keyboard_arrow_down

    Seattle (SEA)to

    Miami (MIA)
    11/11/26 - 11/18/26

    Round trip

    Economy

    from
    $237Fare subject to changes
    Updated: 12 hours ago

    Seattle (SEA)to

    Miami (MIA)
    10/23/26 - 10/30/26

    Round trip

    Economy

    from
    $237Fare subject to changes
    Updated: 12 hours ago

    Seattle (SEA)to

    Miami (MIA)
    10/26/26 - 11/02/26

    Round trip

    Economy

    from
    $237Fare subject to changes
    Updated: 12 hours ago

    Seattle (SEA)to

    Miami (MIA)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $237Fare subject to changes
    Updated: 12 hours ago

    Seattle (SEA)to

    Miami (MIA)
    10/31/26 - 11/07/26

    Round trip

    Economy

    from
    $237Fare subject to changes
    Updated: 12 hours ago

    Seattle (SEA)to

    Miami (MIA)
    11/17/26 - 11/24/26

    Round trip

    Economy

    from
    $237Fare subject to changes
    Updated: 12 hours ago

    Seattle (SEA)to

    Miami (MIA)
    11/02/26 - 11/09/26

    Round trip

    Economy

    from
    $237Fare subject to changes
    Updated: 12 hours ago

    Seattle (SEA)to

    Miami (MIA)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $237Fare subject to changes
    Updated: 12 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 Miami

    Looking for lower fares on your trip from Seattle to Miami? 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.
    • 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 Miami