American Airlines flights from Seattle to Lafayette

Recent searches for flights from Seattle to Lafayette

Aug 2026
From$394*
Updated: 1 hour ago
Round tripIEconomy
Sep 2026
From$357*
Updated: 1 hour ago
Round tripIEconomy
Oct 2026
From$357*
Updated: 1 hour ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $357
cmp-daily-histogram-bars-legend-max-price-aria-label $717
Displaying fares for August-2026
  • SEA–LFT, 08/13/26 – 08/20/26: From $628
    13

    Th

    AUG

  • SEA–LFT, 08/14/26 – 08/21/26: From $643
    14

    Fr

  • SEA–LFT, 08/15/26 – 08/22/26: From $487
    15

    Sa

  • SEA–LFT, 08/16/26 – 08/23/26: From $717
    16

    Su

  • SEA–LFT, 08/17/26 – 08/24/26: From $628
    17

    Mo

  • SEA–LFT, 08/18/26 – 08/25/26: From $487
    18

    Tu

  • SEA–LFT, 08/19/26 – 08/26/26: From $473
    19

    We

  • SEA–LFT, 08/20/26 – 08/27/26: From $474
    20

    Th

  • SEA–LFT, 08/21/26 – 08/28/26: From $604
    21

    Fr

  • SEA–LFT, 08/22/26 – 08/29/26: From $473
    22

    Sa

  • SEA–LFT, 08/23/26 – 08/30/26: From $583
    23

    Su

  • SEA–LFT, 08/24/26 – 08/31/26: From $474
    24

    Mo

  • SEA–LFT, 08/25/26 – 09/01/26: From $443
    25

    Tu

  • SEA–LFT, 08/26/26 – 09/02/26: From $498
    26

    We

  • SEA–LFT, 08/27/26 – 09/03/26: From $554
    27

    Th

  • SEA–LFT, 08/28/26 – 09/04/26: From $672
    28

    Fr

  • SEA–LFT, 08/29/26 – 09/05/26: From $499
    29

    Sa

  • SEA–LFT, 08/30/26 – 09/06/26: From $394
    30

    Su

  • SEA–LFT, 08/31/26 – 09/07/26: From $518
    31

    Mo

  • SEA–LFT, 09/01/26 – 09/08/26: From $443
    01

    Tu

    SEP

  • SEA–LFT, 09/02/26 – 09/09/26: From $408
    02

    We

  • SEA–LFT, 09/03/26 – 09/10/26: From $419
    03

    Th

  • SEA–LFT, 09/04/26 – 09/11/26: From $419
    04

    Fr

  • SEA–LFT, 09/05/26 – 09/12/26: From $487
    05

    Sa

  • SEA–LFT, 09/06/26 – 09/13/26: From $483
    06

    Su

  • SEA–LFT, 09/07/26 – 09/14/26: From $548
    07

    Mo

  • SEA–LFT, 09/08/26 – 09/15/26: From $462
    08

    Tu

  • SEA–LFT, 09/09/26 – 09/16/26: From $358
    09

    We

  • SEA–LFT: cmp-view-offers-disclaimer. Find Offers
    10

    Th

  • SEA–LFT: cmp-view-offers-disclaimer. Find Offers
    11

    Fr

  • SEA–LFT, 09/12/26 – 09/19/26: From $357
    12

    Sa

    • range$357-$717

    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 Lafayette flights

    $
    keyboard_arrow_down

    Seattle (SEA)to

    Lafayette (LFT)
    10/03/26 - 10/10/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 1 hour ago

    Seattle (SEA)to

    Lafayette (LFT)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 1 hour ago

    Seattle (SEA)to

    Lafayette (LFT)
    10/17/26 - 10/24/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 1 hour ago

    Seattle (SEA)to

    Lafayette (LFT)
    10/28/26 - 11/04/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 1 hour ago

    Seattle (SEA)to

    Lafayette (LFT)
    09/12/26 - 09/19/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 13 hours ago

    Seattle (SEA)to

    Lafayette (LFT)
    09/15/26 - 09/22/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 1 hour ago

    Seattle (SEA)to

    Lafayette (LFT)
    09/29/26 - 10/06/26

    Round trip

    Economy

    from
    $357Fare subject to changes
    Updated: 1 hour ago

    Seattle (SEA)to

    Lafayette (LFT)
    11/04/26 - 11/11/26

    Round trip

    Economy

    from
    $357Fare 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.

    Finding cheap flights from Seattle to Lafayette

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