American Airlines flights from Houston to Seattle

Recent searches for flights from Houston to Seattle

Sep 2026
From$512*
Updated: 1 hour ago
Round tripIEconomy
Oct 2026
From$347*
Updated: 1 hour ago
Round tripIEconomy
Nov 2026
From$347*
Updated: 1 hour ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $347
cmp-daily-histogram-bars-legend-max-price-aria-label $1.0K
Displaying fares for September-2026
  • IAH–SEA, 09/17/26 – 09/24/26: From $1,012
    17

    Th

    SEP

  • IAH–SEA, 09/18/26 – 09/25/26: From $887
    18

    Fr

  • IAH–SEA, 09/19/26 – 09/26/26: From $887
    19

    Sa

  • IAH–SEA, 09/20/26 – 09/27/26: From $887
    20

    Su

  • IAH–SEA, 09/21/26 – 09/28/26: From $1,012
    21

    Mo

  • IAH–SEA, 09/22/26 – 09/29/26: From $1,012
    22

    Tu

  • IAH–SEA, 09/23/26 – 09/30/26: From $857
    23

    We

  • IAH–SEA, 09/24/26 – 10/01/26: From $857
    24

    Th

  • IAH–SEA, 09/25/26 – 10/02/26: From $782
    25

    Fr

  • IAH–SEA, 09/26/26 – 10/03/26: From $782
    26

    Sa

  • IAH–SEA, 09/27/26 – 10/04/26: From $782
    27

    Su

  • IAH–SEA, 09/28/26 – 10/05/26: From $727
    28

    Mo

  • IAH–SEA, 09/29/26 – 10/06/26: From $702
    29

    Tu

  • IAH–SEA, 09/30/26 – 10/07/26: From $512
    30

    We

  • IAH–SEA, 10/01/26 – 10/08/26: From $537
    01

    Th

    OCT

  • IAH–SEA, 10/02/26 – 10/09/26: From $562
    02

    Fr

  • IAH–SEA, 10/03/26 – 10/10/26: From $512
    03

    Sa

  • IAH–SEA, 10/04/26 – 10/11/26: From $612
    04

    Su

  • IAH–SEA, 10/05/26 – 10/12/26: From $422
    05

    Mo

  • IAH–SEA, 10/06/26 – 10/13/26: From $347
    06

    Tu

  • IAH–SEA, 10/07/26 – 10/14/26: From $347
    07

    We

  • IAH–SEA, 10/08/26 – 10/15/26: From $472
    08

    Th

  • IAH–SEA, 10/09/26 – 10/16/26: From $497
    09

    Fr

  • IAH–SEA, 10/10/26 – 10/17/26: From $347
    10

    Sa

  • IAH–SEA, 10/11/26 – 10/18/26: From $547
    11

    Su

  • IAH–SEA, 10/12/26 – 10/19/26: From $397
    12

    Mo

  • IAH–SEA, 10/13/26 – 10/20/26: From $347
    13

    Tu

  • IAH–SEA: cmp-view-offers-disclaimer. Find Offers
    14

    We

  • IAH–SEA: cmp-view-offers-disclaimer. Find Offers
    15

    Th

  • IAH–SEA, 10/16/26 – 10/19/26: From $422
    16

    Fr

    • range$347-$1,012

    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 Houston to Seattle flights

    $
    keyboard_arrow_down

    Houston (IAH)to

    Seattle (SEA)
    10/17/26 - 10/24/26

    Round trip

    Economy

    from
    $347Fare subject to changes
    Updated: 1 hour ago

    Houston (IAH)to

    Seattle (SEA)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $347Fare subject to changes
    Updated: 1 hour ago

    Houston (IAH)to

    Seattle (SEA)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $347Fare subject to changes
    Updated: 1 hour ago

    Houston (IAH)to

    Seattle (SEA)
    10/13/26 - 10/20/26

    Round trip

    Economy

    from
    $347Fare subject to changes
    Updated: 1 hour ago

    Houston (IAH)to

    Seattle (SEA)
    12/02/26 - 12/09/26

    Round trip

    Economy

    from
    $347Fare subject to changes
    Updated: 1 hour ago

    Houston (IAH)to

    Seattle (SEA)
    12/09/26 - 12/16/26

    Round trip

    Economy

    from
    $347Fare subject to changes
    Updated: 1 hour ago

    Houston (IAH)to

    Seattle (SEA)
    11/04/26 - 11/11/26

    Round trip

    Economy

    from
    $347Fare subject to changes
    Updated: 1 hour ago

    Houston (IAH)to

    Seattle (SEA)
    11/11/26 - 11/18/26

    Round trip

    Economy

    from
    $347Fare subject to changes
    Updated: 1 hour 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.

    Earn up to $300 back on your next
    American Airlines flight

    Plus, 40,000 bonus miles with this credit card offer. Offers vary elsewhere. Terms apply.

    Learn more
    $300 statement credit
    40,000 bonus miles
    AAdvantage credit card