Southwest® flights from New Orleans to Seattle/Tacoma from $153

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Low fares from New Orleans to Seattle/Tacoma

$

New Orleans (MSY)to

Seattle/Tacoma (SEA)
Depart: 09/23/2026

One-way

Basic

From
$153
Seen: 20 hrs ago

New Orleans (MSY)to

Seattle/Tacoma (SEA)
Depart: 10/31/2026

One-way

Basic

From
$153
Seen: 10 hrs ago

New Orleans (MSY)to

Seattle/Tacoma (SEA)
Depart: 10/03/2026

One-way

Basic

From
$153
Seen: 2 hrs ago

New Orleans (MSY)to

Seattle/Tacoma (SEA)
Depart: 10/02/2026

One-way

Basic

From
$153
Seen: 2 hrs ago

New Orleans (MSY)to

Seattle/Tacoma (SEA)
Depart: 10/01/2026

One-way

Basic

From
$153
Seen: 2 hrs ago

New Orleans (MSY)to

Seattle/Tacoma (SEA)
Depart: 09/19/2026

One-way

Basic

From
$153
Seen: 2 hrs ago

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Explore flights from New Orleans to Seattle/Tacoma

Aug 2026
From$261*
Seen: 7 hrs ago
One Way/Basic
Sep 2026
From$153*
Seen: 20 hrs ago
One Way/Basic
Oct 2026
From$153*
Seen: 4 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $153
cmp-daily-histogram-bars-legend-max-price-aria-label $307
Displaying fares for August-2026
  • MSY–SEA, 08/23/2026: From $307
    23

    Sun

    AUG

  • MSY–SEA, 08/24/2026: From $307
    24

    Mon

  • MSY–SEA, 08/25/2026: From $261
    25

    Tue

  • MSY–SEA, 08/26/2026: From $261
    26

    Wed

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

    Thu

  • MSY–SEA, 08/28/2026: From $307
    28

    Fri

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

    Sat

  • MSY–SEA, 08/30/2026: From $279
    30

    Sun

  • MSY–SEA, 08/31/2026: From $279
    31

    Mon

  • MSY–SEA: cmp-view-offers-disclaimer. Find Offers
    01

    Tue

    SEP

  • MSY–SEA: cmp-view-offers-disclaimer. Find Offers
    02

    Wed

  • MSY–SEA, 09/03/2026: From $279
    03

    Thu

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    04

    Fri

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    05

    Sat

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    06

    Sun

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    07

    Mon

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    08

    Tue

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    09

    Wed

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    10

    Thu

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

    Fri

  • MSY–SEA: cmp-view-offers-disclaimer. Find Offers
    12

    Sat

  • MSY–SEA: cmp-view-offers-disclaimer. Find Offers
    13

    Sun

  • MSY–SEA, 09/14/2026: From $153
    14

    Mon

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

    Tue

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    16

    Wed

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    17

    Thu

  • MSY–SEA, 09/18/2026: From $153
    18

    Fri

  • MSY–SEA, 09/19/2026: From $153
    19

    Sat

  • MSY–SEA: cmp-view-offers-disclaimer. Find Offers
    20

    Sun

  • MSY–SEA: cmp-view-offers-disclaimer. Find Offers
    21

    Mon

  • MSY–SEA: cmp-view-offers-disclaimer. Find Offers
    22

    Tue

    • Range$153-$307

    *Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

    Flight Details

    Departing from:
    Louis Armstrong International Airport
    Arriving at:
    Seattle/Tacoma International Airport
    Distance:
    2086 miles

    Route Information

    113† Weekly flights

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    There are 113 weekly flights from New Orleans to Seattle/Tacoma on Southwest Airlines.
    To find the lowest fares by day and time to fly New Orleans to Seattle/Tacoma with Southwest, check out our Low Fare Calendar.
    You can rent a car at Seattle/Tacoma International Airport book yours with your flight.
    Yes! Flights from New Orleans to Seattle/Tacoma—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

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