Southwest® flights from Seattle/Tacoma to New York (LaGuardia) from $179

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Low fares from Seattle/Tacoma to New York (LaGuardia)

$

Seattle/Tacoma (SEA)to

New York (LaGuardia) (LGA)
Depart: 09/01/2026

One-way

Basic

From
$179
Seen: 15 hrs ago

Seattle/Tacoma (SEA)to

New York (LaGuardia) (LGA)
Depart: 08/26/2026

One-way

Basic

From
$179
Seen: 17 hrs ago

Seattle/Tacoma (SEA)to

New York (LaGuardia) (LGA)
Depart: 08/31/2026

One-way

Basic

From
$203
Seen: 4 hrs ago

Seattle/Tacoma (SEA)to

New York (LaGuardia) (LGA)
Depart: 09/01/2026

One-way

Choice

From
$234
Seen: 15 hrs ago

Seattle/Tacoma (SEA)to

New York (LaGuardia) (LGA)
Depart: 08/26/2026

One-way

Choice

From
$234
Seen: 17 hrs ago

Seattle/Tacoma (SEA)to

New York (LaGuardia) (LGA)
Depart: 08/18/2026

One-way

Basic

From
$244
Seen: 6 hrs ago

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Explore flights from Seattle/Tacoma to New York (LaGuardia)

Aug 2026
From$179*
Seen: 17 hrs ago
One Way/Basic
Sep 2026
From$179*
Seen: 15 hrs ago
One Way/Basic
Oct 2026
From$254*
Seen: 8 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $179
cmp-daily-histogram-bars-legend-max-price-aria-label $474
Displaying fares for August-2026
  • SEA–LGA: cmp-view-offers-disclaimer. Find Offers
    02

    Sun

    AUG

  • SEA–LGA, 08/03/2026: From $474
    03

    Mon

  • SEA–LGA, 08/04/2026: From $409
    04

    Tue

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    05

    Wed

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    06

    Thu

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    07

    Fri

  • SEA–LGA: cmp-view-offers-disclaimer. Find Offers
    08

    Sat

  • SEA–LGA, 08/09/2026: From $434
    09

    Sun

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

    Mon

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

    Tue

  • SEA–LGA, 08/12/2026: From $319
    12

    Wed

  • SEA–LGA, 08/13/2026: From $364
    13

    Thu

  • SEA–LGA, 08/14/2026: From $349
    14

    Fri

  • SEA–LGA, 08/15/2026: From $345
    15

    Sat

  • SEA–LGA, 08/16/2026: From $369
    16

    Sun

  • SEA–LGA, 08/17/2026: From $364
    17

    Mon

  • SEA–LGA, 08/18/2026: From $244
    18

    Tue

  • SEA–LGA: cmp-view-offers-disclaimer. Find Offers
    19

    Wed

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

    Thu

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    21

    Fri

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

    Sat

  • SEA–LGA: cmp-view-offers-disclaimer. Find Offers
    23

    Sun

  • SEA–LGA: cmp-view-offers-disclaimer. Find Offers
    24

    Mon

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

    Tue

  • SEA–LGA, 08/26/2026: From $179
    26

    Wed

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

    Thu

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

    Fri

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

    Sat

  • SEA–LGA: cmp-view-offers-disclaimer. Find Offers
    30

    Sun

  • SEA–LGA, 08/31/2026: From $203
    31

    Mon

  • SEA–LGA, 09/01/2026: From $179
    01

    Tue

    SEP

    • Range$179-$474

    *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:
    Seattle/Tacoma International Airport
    Arriving at:
    La Guardia Airport
    Distance:
    2413 miles

    Route Information

    71† 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 71 weekly flights from Seattle/Tacoma to New York (LaGuardia) on Southwest Airlines.
    To find the lowest fares by day and time to fly Seattle/Tacoma to New York (LaGuardia) with Southwest, check out our Low Fare Calendar.
    You can rent a car at La Guardia Airport book yours with your flight.
    Yes! Flights from Seattle/Tacoma to New York (LaGuardia)—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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