Southwest® flights from San Antonio to New York (LaGuardia) from $89

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Low fares from San Antonio to New York (LaGuardia)

$

San Antonio (SAT)to

New York (LaGuardia) (LGA)
Depart: 09/12/2026

One-way

Basic

From
$89
Seen: 44 minutes ago

San Antonio (SAT)to

New York (LaGuardia) (LGA)
Depart: 09/12/2026

One-way

Choice

From
$139
Seen: 44 minutes ago

San Antonio (SAT)to

New York (LaGuardia) (LGA)
Depart: 11/14/2026

One-way

Basic

From
$145
Seen: 8 hrs ago

San Antonio (SAT)to

New York (LaGuardia) (LGA)
Depart: 10/06/2026

One-way

Basic

From
$150
Seen: 23 hrs ago

San Antonio (SAT)to

New York (LaGuardia) (LGA)
Depart: 09/14/2026

One-way

Basic

From
$150
Seen: 15 hrs ago

San Antonio (SAT)to

New York (LaGuardia) (LGA)
Depart: 09/16/2026

One-way

Basic

From
$150
Seen: 16 hrs ago

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Explore flights from San Antonio to New York (LaGuardia)

Aug 2026
From$315*
Seen: 18 hrs ago
One Way/Basic
Sep 2026
From$89*
Seen: 44 minutes ago
One Way/Basic
Oct 2026
From$150*
Seen: 11 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $89
cmp-daily-histogram-bars-legend-max-price-aria-label $390
Displaying fares for August-2026
  • SAT–LGA: cmp-view-offers-disclaimer. Find Offers
    22

    Sat

    AUG

  • SAT–LGA, 08/23/2026: From $390
    23

    Sun

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

    Mon

  • SAT–LGA, 08/25/2026: From $365
    25

    Tue

  • SAT–LGA, 08/26/2026: From $365
    26

    Wed

  • SAT–LGA, 08/27/2026: From $370
    27

    Thu

  • SAT–LGA, 08/28/2026: From $315
    28

    Fri

  • SAT–LGA, 08/29/2026: From $315
    29

    Sat

  • SAT–LGA, 08/30/2026: From $315
    30

    Sun

  • SAT–LGA, 08/31/2026: From $315
    31

    Mon

  • SAT–LGA, 09/01/2026: From $310
    01

    Tue

    SEP

  • SAT–LGA, 09/02/2026: From $310
    02

    Wed

  • SAT–LGA, 09/03/2026: From $315
    03

    Thu

  • SAT–LGA, 09/04/2026: From $363
    04

    Fri

  • SAT–LGA, 09/05/2026: From $255
    05

    Sat

  • SAT–LGA: cmp-view-offers-disclaimer. Find Offers
    06

    Sun

  • SAT–LGA: cmp-view-offers-disclaimer. Find Offers
    07

    Mon

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

    Tue

  • SAT–LGA, 09/09/2026: From $250
    09

    Wed

  • SAT–LGA, 09/10/2026: From $255
    10

    Thu

  • SAT–LGA, 09/11/2026: From $191
    11

    Fri

  • SAT–LGA, 09/12/2026: From $89
    12

    Sat

  • SAT–LGA, 09/13/2026: From $284
    13

    Sun

  • SAT–LGA, 09/14/2026: From $150
    14

    Mon

  • SAT–LGA, 09/15/2026: From $150
    15

    Tue

  • SAT–LGA, 09/16/2026: From $150
    16

    Wed

  • SAT–LGA, 09/17/2026: From $203
    17

    Thu

  • SAT–LGA, 09/18/2026: From $240
    18

    Fri

  • SAT–LGA, 09/19/2026: From $150
    19

    Sat

  • SAT–LGA, 09/20/2026: From $214
    20

    Sun

  • SAT–LGA, 09/21/2026: From $150
    21

    Mon

    • Range$89-$390

    *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:
    San Antonio International Airport
    Arriving at:
    La Guardia Airport
    Distance:
    1586 miles

    Route Information

    150† 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 150 weekly flights from San Antonio to New York (LaGuardia) on Southwest Airlines.
    To find the lowest fares by day and time to fly San Antonio 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 San Antonio 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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