American Airlines flights from Seattle to Pittsburgh

Recent searches for flights from Seattle to Pittsburgh

Aug 2026
From$378*
Updated: 8 hours ago
Round tripIEconomy
Sep 2026
From$267*
Updated: 8 hours ago
Round tripIEconomy
Oct 2026
From$267*
Updated: 8 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $267
cmp-daily-histogram-bars-legend-max-price-aria-label $793
Displaying fares for August-2026
  • SEA–PIT, 08/29/26 – 09/05/26: From $378
    29

    Sa

    AUG

  • SEA–PIT, 08/30/26 – 09/06/26: From $378
    30

    Su

  • SEA–PIT, 08/31/26 – 09/07/26: From $378
    31

    Mo

  • SEA–PIT, 09/01/26 – 09/08/26: From $378
    01

    Tu

    SEP

  • SEA–PIT, 09/02/26 – 09/09/26: From $378
    02

    We

  • SEA–PIT, 09/03/26 – 09/10/26: From $378
    03

    Th

  • SEA–PIT, 09/04/26 – 09/11/26: From $297
    04

    Fr

  • SEA–PIT, 09/05/26 – 09/12/26: From $297
    05

    Sa

  • SEA–PIT, 09/06/26 – 09/13/26: From $297
    06

    Su

  • SEA–PIT, 09/07/26 – 09/14/26: From $793
    07

    Mo

  • SEA–PIT, 09/08/26 – 09/15/26: From $348
    08

    Tu

  • SEA–PIT, 09/09/26 – 09/16/26: From $297
    09

    We

  • SEA–PIT, 09/10/26 – 09/17/26: From $352
    10

    Th

  • SEA–PIT, 09/11/26 – 09/18/26: From $267
    11

    Fr

  • SEA–PIT, 09/12/26 – 09/19/26: From $377
    12

    Sa

  • SEA–PIT, 09/13/26 – 09/20/26: From $297
    13

    Su

  • SEA–PIT, 09/14/26 – 09/21/26: From $322
    14

    Mo

  • SEA–PIT, 09/15/26 – 09/22/26: From $267
    15

    Tu

  • SEA–PIT, 09/16/26 – 09/23/26: From $267
    16

    We

  • SEA–PIT, 09/17/26 – 09/24/26: From $267
    17

    Th

  • SEA–PIT, 09/18/26 – 09/25/26: From $267
    18

    Fr

  • SEA–PIT, 09/19/26 – 09/26/26: From $267
    19

    Sa

  • SEA–PIT, 09/20/26 – 09/27/26: From $267
    20

    Su

  • SEA–PIT, 09/21/26 – 09/28/26: From $327
    21

    Mo

  • SEA–PIT, 09/22/26 – 09/29/26: From $267
    22

    Tu

  • SEA–PIT, 09/23/26 – 09/30/26: From $267
    23

    We

  • SEA–PIT, 09/24/26 – 10/01/26: From $267
    24

    Th

  • SEA–PIT: cmp-view-offers-disclaimer. Find Offers
    25

    Fr

  • SEA–PIT: cmp-view-offers-disclaimer. Find Offers
    26

    Sa

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

    Su

  • SEA–PIT, 09/28/26 – 10/05/26: From $267
    28

    Mo

    • range$267-$793

    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 Pittsburgh flights

    $
    keyboard_arrow_down

    Seattle (SEA)to

    Pittsburgh (PIT)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $267Fare subject to changes
    Updated: 8 hours ago

    Seattle (SEA)to

    Pittsburgh (PIT)
    10/13/26 - 10/20/26

    Round trip

    Economy

    from
    $267Fare subject to changes
    Updated: 8 hours ago

    Seattle (SEA)to

    Pittsburgh (PIT)
    10/29/26 - 11/05/26

    Round trip

    Economy

    from
    $267Fare subject to changes
    Updated: 8 hours ago

    Seattle (SEA)to

    Pittsburgh (PIT)
    09/11/26 - 09/18/26

    Round trip

    Economy

    from
    $267Fare subject to changes
    Updated: 8 hours ago

    Seattle (SEA)to

    Pittsburgh (PIT)
    09/15/26 - 09/22/26

    Round trip

    Economy

    from
    $267Fare subject to changes
    Updated: 8 hours ago

    Seattle (SEA)to

    Pittsburgh (PIT)
    09/20/26 - 09/27/26

    Round trip

    Economy

    from
    $267Fare subject to changes
    Updated: 8 hours ago

    Seattle (SEA)to

    Pittsburgh (PIT)
    11/10/26 - 11/17/26

    Round trip

    Economy

    from
    $267Fare subject to changes
    Updated: 8 hours ago

    Seattle (SEA)to

    Pittsburgh (PIT)
    10/28/26 - 11/04/26

    Round trip

    Economy

    from
    $267Fare subject to changes
    Updated: 8 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 Pittsburgh

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