American Airlines flights from Seattle to Madrid

Recent searches for flights from Seattle to Madrid

Aug 2026
From$1,033*
Updated: 6 hours ago
Round tripIEconomy
Sep 2026
From$751*
Updated: 6 hours ago
Round tripIEconomy
Oct 2026
From$751*
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 $3.7K
Displaying fares for August-2026
  • SEA–MAD, 08/05/26 – 08/12/26: From $1,158
    05

    We

    AUG

  • SEA–MAD, 08/06/26 – 08/13/26: From $1,285
    06

    Th

  • SEA–MAD, 08/07/26 – 08/14/26: From $1,475
    07

    Fr

  • SEA–MAD, 08/08/26 – 08/15/26: From $3,662
    08

    Sa

  • SEA–MAD, 08/09/26 – 08/16/26: From $1,228
    09

    Su

  • SEA–MAD, 08/10/26 – 08/17/26: From $1,228
    10

    Mo

  • SEA–MAD, 08/11/26 – 08/18/26: From $1,158
    11

    Tu

  • SEA–MAD, 08/12/26 – 08/19/26: From $1,033
    12

    We

  • SEA–MAD, 08/13/26 – 08/20/26: From $1,083
    13

    Th

  • SEA–MAD, 08/14/26 – 08/21/26: From $1,083
    14

    Fr

  • SEA–MAD, 08/15/26 – 08/22/26: From $1,143
    15

    Sa

  • SEA–MAD, 08/16/26 – 08/23/26: From $1,093
    16

    Su

  • SEA–MAD, 08/17/26 – 08/24/26: From $1,093
    17

    Mo

  • SEA–MAD, 08/18/26 – 08/25/26: From $1,033
    18

    Tu

  • SEA–MAD, 08/19/26 – 08/26/26: From $1,033
    19

    We

  • SEA–MAD, 08/20/26 – 08/27/26: From $1,162
    20

    Th

  • SEA–MAD, 08/21/26 – 08/28/26: From $1,162
    21

    Fr

  • SEA–MAD, 08/22/26 – 08/29/26: From $1,222
    22

    Sa

  • SEA–MAD, 08/23/26 – 08/30/26: From $1,162
    23

    Su

  • SEA–MAD, 08/24/26 – 08/31/26: From $1,162
    24

    Mo

  • SEA–MAD, 08/25/26 – 09/01/26: From $1,102
    25

    Tu

  • SEA–MAD, 08/26/26 – 09/02/26: From $1,227
    26

    We

  • SEA–MAD, 08/27/26 – 09/03/26: From $1,297
    27

    Th

  • SEA–MAD, 08/28/26 – 09/04/26: From $1,297
    28

    Fr

  • SEA–MAD, 08/29/26 – 09/05/26: From $1,278
    29

    Sa

  • SEA–MAD, 08/30/26 – 09/06/26: From $1,208
    30

    Su

  • SEA–MAD, 08/31/26 – 09/07/26: From $1,277
    31

    Mo

  • SEA–MAD, 09/01/26 – 09/08/26: From $1,138
    01

    Tu

    SEP

  • SEA–MAD, 09/02/26 – 09/09/26: From $1,233
    02

    We

  • SEA–MAD, 09/03/26 – 09/10/26: From $1,190
    03

    Th

  • SEA–MAD, 09/04/26 – 09/11/26: From $1,198
    04

    Fr

    • range$1,033-$3,662

    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 Madrid flights

    $
    keyboard_arrow_down

    Seattle (SEA)to

    Madrid (MAD)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $743Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    Madrid (MAD)
    11/04/26 - 11/11/26

    Round trip

    Economy

    from
    $743Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    Madrid (MAD)
    10/07/26 - 10/14/26

    Round trip

    Economy

    from
    $751Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    Madrid (MAD)
    10/21/26 - 10/28/26

    Round trip

    Economy

    from
    $751Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    Madrid (MAD)
    09/29/26 - 10/06/26

    Round trip

    Economy

    from
    $751Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    Madrid (MAD)
    12/01/26 - 12/08/26

    Round trip

    Economy

    from
    $751Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    Madrid (MAD)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $751Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    Madrid (MAD)
    10/14/26 - 10/21/26

    Round trip

    Economy

    from
    $751Fare 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 Madrid

    Looking for lower fares on your trip from Seattle to Madrid? 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 Madrid