Southwest® flights from New York (LaGuardia) to San Francisco from $148

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Low fares from New York (LaGuardia) to San Francisco

$

New York (LaGuardia) (LGA)to

San Francisco (SFO)
Depart: 09/22/2026

One-way

Basic

From
$148
Seen: 7 hrs ago

New York (LaGuardia) (LGA)to

San Francisco (SFO)
Depart: 09/09/2026

One-way

Basic

From
$179
Seen: 15 hrs ago

New York (LaGuardia) (LGA)to

San Francisco (SFO)
Depart: 09/26/2026

One-way

Basic

From
$179
Seen: 8 hrs ago

New York (LaGuardia) (LGA)to

San Francisco (SFO)
Depart: 09/19/2026

One-way

Basic

From
$179
Seen: 5 hrs ago

New York (LaGuardia) (LGA)to

San Francisco (SFO)
Depart: 11/16/2026

One-way

Basic

From
$179
Seen: 23 hrs ago

New York (LaGuardia) (LGA)to

San Francisco (SFO)
Depart: 09/16/2026

One-way

Basic

From
$179
Seen: 5 hrs ago

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Explore flights from New York (LaGuardia) to San Francisco

Aug 2026
From$312*
Seen: 11 hrs ago
One Way/Basic
Sep 2026
From$148*
Seen: 7 hrs ago
One Way/Basic
Oct 2026
From$179*
Seen: 45 minutes ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $179
cmp-daily-histogram-bars-legend-max-price-aria-label $584
Displaying fares for August-2026
  • LGA–SFO, 08/20/2026: From $347
    20

    Thu

    AUG

  • LGA–SFO, 08/21/2026: From $347
    21

    Fri

  • LGA–SFO, 08/22/2026: From $312
    22

    Sat

  • LGA–SFO, 08/23/2026: From $347
    23

    Sun

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

    Mon

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

    Tue

  • LGA–SFO, 08/26/2026: From $312
    26

    Wed

  • LGA–SFO, 08/27/2026: From $325
    27

    Thu

  • LGA–SFO, 08/28/2026: From $325
    28

    Fri

  • LGA–SFO, 08/29/2026: From $312
    29

    Sat

  • LGA–SFO, 08/30/2026: From $325
    30

    Sun

  • LGA–SFO: cmp-view-offers-disclaimer. Find Offers
    31

    Mon

  • LGA–SFO: cmp-view-offers-disclaimer. Find Offers
    01

    Tue

    SEP

  • LGA–SFO: cmp-view-offers-disclaimer. Find Offers
    02

    Wed

  • LGA–SFO, 09/03/2026: From $249
    03

    Thu

  • LGA–SFO, 09/04/2026: From $244
    04

    Fri

  • LGA–SFO, 09/05/2026: From $219
    05

    Sat

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

    Sun

  • LGA–SFO, 09/07/2026: From $584
    07

    Mon

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

    Tue

  • LGA–SFO, 09/09/2026: From $179
    09

    Wed

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

    Thu

  • LGA–SFO, 09/11/2026: From $189
    11

    Fri

  • LGA–SFO, 09/12/2026: From $184
    12

    Sat

  • LGA–SFO, 09/13/2026: From $455
    13

    Sun

  • LGA–SFO, 09/14/2026: From $349
    14

    Mon

  • LGA–SFO, 09/15/2026: From $179
    15

    Tue

  • LGA–SFO, 09/16/2026: From $179
    16

    Wed

  • LGA–SFO, 09/17/2026: From $229
    17

    Thu

  • LGA–SFO: cmp-view-offers-disclaimer. Find Offers
    18

    Fri

  • LGA–SFO, 09/19/2026: From $179
    19

    Sat

    • Range$179-$584

    *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:
    La Guardia Airport
    Arriving at:
    San Francisco International Airport
    Distance:
    2579 miles

    Route Information

    92† 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 92 weekly flights from New York (LaGuardia) to San Francisco on Southwest Airlines.
    To find the lowest fares by day and time to fly New York (LaGuardia) to San Francisco with Southwest, check out our Low Fare Calendar.
    You can rent a car at San Francisco International Airport book yours with your flight.
    Yes! Flights from New York (LaGuardia) to San Francisco—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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