American Airlines flights from Seattle to Barcelona

Recent searches for flights from Seattle to Barcelona

Sep 2026
From$1,468*
Updated: 10 hours ago
Round tripIEconomy
Oct 2026
From$968*
Updated: 10 hours ago
Round tripIEconomy
Nov 2026
From$948*
Updated: 10 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $1.0K
cmp-daily-histogram-bars-legend-max-price-aria-label $2.0K
Displaying fares for September-2026
  • SEA–BCN: cmp-view-offers-disclaimer. Find Offers
    16

    We

    SEP

  • SEA–BCN, 09/17/26 – 09/24/26: From $1,905
    17

    Th

  • SEA–BCN, 09/18/26 – 09/25/26: From $1,905
    18

    Fr

  • SEA–BCN, 09/19/26 – 09/26/26: From $1,948
    19

    Sa

  • SEA–BCN, 09/20/26 – 09/27/26: From $1,898
    20

    Su

  • SEA–BCN, 09/21/26 – 09/28/26: From $1,855
    21

    Mo

  • SEA–BCN, 09/22/26 – 09/29/26: From $1,855
    22

    Tu

  • SEA–BCN, 09/23/26 – 09/30/26: From $1,855
    23

    We

  • SEA–BCN, 09/24/26 – 10/01/26: From $1,905
    24

    Th

  • SEA–BCN, 09/25/26 – 10/02/26: From $1,898
    25

    Fr

  • SEA–BCN, 09/26/26 – 10/03/26: From $1,962
    26

    Sa

  • SEA–BCN, 09/27/26 – 10/04/26: From $1,898
    27

    Su

  • SEA–BCN, 09/28/26 – 10/05/26: From $1,855
    28

    Mo

  • SEA–BCN, 09/29/26 – 10/06/26: From $1,855
    29

    Tu

  • SEA–BCN, 09/30/26 – 10/07/26: From $1,468
    30

    We

  • SEA–BCN, 10/01/26 – 10/08/26: From $1,518
    01

    Th

    OCT

  • SEA–BCN, 10/02/26 – 10/09/26: From $1,518
    02

    Fr

  • SEA–BCN, 10/03/26 – 10/10/26: From $1,575
    03

    Sa

  • SEA–BCN, 10/04/26 – 10/11/26: From $1,525
    04

    Su

  • SEA–BCN, 10/05/26 – 10/12/26: From $1,475
    05

    Mo

  • SEA–BCN, 10/06/26 – 10/13/26: From $1,468
    06

    Tu

  • SEA–BCN, 10/07/26 – 10/14/26: From $1,468
    07

    We

  • SEA–BCN, 10/08/26 – 10/15/26: From $1,518
    08

    Th

  • SEA–BCN, 10/09/26 – 10/16/26: From $1,518
    09

    Fr

  • SEA–BCN, 10/10/26 – 10/17/26: From $1,575
    10

    Sa

  • SEA–BCN, 10/11/26 – 10/18/26: From $1,525
    11

    Su

  • SEA–BCN, 10/12/26 – 10/19/26: From $1,475
    12

    Mo

  • SEA–BCN, 10/13/26 – 10/20/26: From $1,468
    13

    Tu

  • SEA–BCN, 10/14/26 – 10/21/26: From $1,006
    14

    We

  • SEA–BCN, 10/15/26 – 10/22/26: From $1,056
    15

    Th

    • range$1,006-$1,962

    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 Barcelona flights

    $
    keyboard_arrow_down

    Seattle (SEA)to

    Barcelona (BCN)
    12/08/26 - 12/15/26

    Round trip

    Economy

    from
    $948Fare subject to changes
    Updated: 10 hours ago

    Seattle (SEA)to

    Barcelona (BCN)
    12/09/26 - 12/16/26

    Round trip

    Economy

    from
    $948Fare subject to changes
    Updated: 10 hours ago

    Seattle (SEA)to

    Barcelona (BCN)
    12/01/26 - 12/08/26

    Round trip

    Economy

    from
    $948Fare subject to changes
    Updated: 10 hours ago

    Seattle (SEA)to

    Barcelona (BCN)
    11/17/26 - 11/24/26

    Round trip

    Economy

    from
    $948Fare subject to changes
    Updated: 10 hours ago

    Seattle (SEA)to

    Barcelona (BCN)
    12/02/26 - 12/09/26

    Round trip

    Economy

    from
    $948Fare subject to changes
    Updated: 10 hours ago

    Seattle (SEA)to

    Barcelona (BCN)
    11/10/26 - 11/17/26

    Round trip

    Economy

    from
    $948Fare subject to changes
    Updated: 10 hours ago

    Seattle (SEA)to

    Barcelona (BCN)
    11/18/26 - 11/25/26

    Round trip

    Economy

    from
    $954Fare subject to changes
    Updated: 10 hours ago

    Seattle (SEA)to

    Barcelona (BCN)
    11/30/26 - 12/07/26

    Round trip

    Economy

    from
    $955Fare subject to changes
    Updated: 10 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.

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