American Airlines flights from Peoria to Seattle

Recent searches for flights from Peoria to Seattle

Aug 2026
From$639*
Updated: 3 hours ago
Round tripIEconomy
Sep 2026
From$281*
Updated: 3 hours ago
Round tripIEconomy
Oct 2026
From$281*
Updated: 3 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $281
cmp-daily-histogram-bars-legend-max-price-aria-label $639
Displaying fares for August-2026
  • PIA–SEA, 08/31/26 – 09/07/26: From $639
    31

    Mo

    AUG

  • PIA–SEA, 09/01/26 – 09/08/26: From $525
    01

    Tu

  • PIA–SEA, 09/02/26 – 09/09/26: From $371
    02

    We

  • PIA–SEA, 09/03/26 – 09/10/26: From $563
    03

    Th

  • PIA–SEA, 09/04/26 – 09/11/26: From $625
    04

    Fr

  • PIA–SEA, 09/05/26 – 09/12/26: From $371
    05

    Sa

  • PIA–SEA, 09/06/26 – 09/13/26: From $476
    06

    Su

  • PIA–SEA, 09/07/26 – 09/14/26: From $563
    07

    Mo

  • PIA–SEA, 09/08/26 – 09/15/26: From $371
    08

    Tu

  • PIA–SEA, 09/09/26 – 09/16/26: From $326
    09

    We

  • PIA–SEA, 09/10/26 – 09/17/26: From $355
    10

    Th

  • PIA–SEA, 09/11/26 – 09/18/26: From $355
    11

    Fr

  • PIA–SEA, 09/12/26 – 09/19/26: From $326
    12

    Sa

  • PIA–SEA, 09/13/26 – 09/20/26: From $394
    13

    Su

  • PIA–SEA, 09/14/26 – 09/21/26: From $474
    14

    Mo

  • PIA–SEA, 09/15/26 – 09/22/26: From $365
    15

    Tu

  • PIA–SEA, 09/16/26 – 09/23/26: From $365
    16

    We

  • PIA–SEA, 09/17/26 – 09/24/26: From $394
    17

    Th

  • PIA–SEA, 09/18/26 – 09/25/26: From $394
    18

    Fr

  • PIA–SEA, 09/19/26 – 09/26/26: From $365
    19

    Sa

  • PIA–SEA, 09/20/26 – 09/27/26: From $359
    20

    Su

  • PIA–SEA, 09/21/26 – 09/28/26: From $359
    21

    Mo

  • PIA–SEA, 09/22/26 – 09/29/26: From $320
    22

    Tu

  • PIA–SEA, 09/23/26 – 09/30/26: From $320
    23

    We

  • PIA–SEA, 09/24/26 – 10/01/26: From $359
    24

    Th

  • PIA–SEA, 09/25/26 – 10/02/26: From $359
    25

    Fr

  • PIA–SEA, 09/26/26 – 10/03/26: From $320
    26

    Sa

  • PIA–SEA: cmp-view-offers-disclaimer. Find Offers
    27

    Su

  • PIA–SEA: cmp-view-offers-disclaimer. Find Offers
    28

    Mo

  • PIA–SEA: cmp-view-offers-disclaimer. Find Offers
    29

    Tu

  • PIA–SEA, 09/30/26 – 10/07/26: From $281
    30

    We

    • range$281-$639

    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 Peoria to Seattle flights

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    Peoria (PIA)to

    Seattle (SEA)
    10/07/26 - 10/14/26

    Round trip

    Economy

    from
    $281Fare subject to changes
    Updated: 3 hours ago

    Peoria (PIA)to

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

    Round trip

    Economy

    from
    $281Fare subject to changes
    Updated: 3 hours ago

    Peoria (PIA)to

    Seattle (SEA)
    10/14/26 - 10/21/26

    Round trip

    Economy

    from
    $281Fare subject to changes
    Updated: 3 hours ago

    Peoria (PIA)to

    Seattle (SEA)
    10/21/26 - 10/28/26

    Round trip

    Economy

    from
    $281Fare subject to changes
    Updated: 3 hours ago

    Peoria (PIA)to

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

    Round trip

    Economy

    from
    $281Fare subject to changes
    Updated: 3 hours ago

    Peoria (PIA)to

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

    Round trip

    Economy

    from
    $281Fare subject to changes
    Updated: 3 hours ago

    Peoria (PIA)to

    Seattle (SEA)
    10/31/26 - 11/07/26

    Round trip

    Economy

    from
    $281Fare subject to changes
    Updated: 3 hours ago

    Peoria (PIA)to

    Seattle (SEA)
    09/30/26 - 10/07/26

    Round trip

    Economy

    from
    $281Fare subject to changes
    Updated: 3 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 Peoria to Seattle

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