Southwest® flights from New York (LaGuardia) to Buffalo/Niagara Falls from $236

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Low fares from New York (LaGuardia) to Buffalo/Niagara Falls

$

New York (LaGuardia) (LGA)to

Buffalo/Niagara Falls (BUF)
Depart: 09/06/2026

One-way

Basic

From
$236
Seen: 14 hrs ago

New York (LaGuardia) (LGA)to

Buffalo/Niagara Falls (BUF)
Depart: 10/06/2026

One-way

Basic

From
$236
Seen: 22 hrs ago

New York (LaGuardia) (LGA)to

Buffalo/Niagara Falls (BUF)
Depart: 09/09/2026

One-way

Basic

From
$236
Seen: 1 hour ago

New York (LaGuardia) (LGA)to

Buffalo/Niagara Falls (BUF)
Depart: 09/14/2026

One-way

Basic

From
$241
Seen: 6 hrs ago

New York (LaGuardia) (LGA)to

Buffalo/Niagara Falls (BUF)
Depart: 09/05/2026

One-way

Basic

From
$241
Seen: 21 hrs ago

New York (LaGuardia) (LGA)to

Buffalo/Niagara Falls (BUF)
Depart: 09/07/2026

One-way

Basic

From
$241
Seen: 8 hrs ago

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Explore flights from New York (LaGuardia) to Buffalo/Niagara Falls

Aug 2026
From$247*
Seen: 12 hrs ago
One Way/Basic
Sep 2026
From$236*
Seen: 1 hour ago
One Way/Basic
Oct 2026
From$236*
Seen: 22 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $247
cmp-daily-histogram-bars-legend-max-price-aria-label $426
Displaying fares for August-2026
  • LGA–BUF, 08/02/2026: From $426
    02

    Sun

    AUG

  • LGA–BUF, 08/03/2026: From $426
    03

    Mon

  • LGA–BUF: cmp-view-offers-disclaimer. Find Offers
    04

    Tue

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    05

    Wed

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

    Thu

  • LGA–BUF, 08/07/2026: From $380
    07

    Fri

  • LGA–BUF, 08/08/2026: From $385
    08

    Sat

  • LGA–BUF: cmp-view-offers-disclaimer. Find Offers
    09

    Sun

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

    Mon

  • LGA–BUF, 08/11/2026: From $380
    11

    Tue

  • LGA–BUF, 08/12/2026: From $380
    12

    Wed

  • LGA–BUF, 08/13/2026: From $380
    13

    Thu

  • LGA–BUF, 08/14/2026: From $385
    14

    Fri

  • LGA–BUF, 08/15/2026: From $385
    15

    Sat

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    16

    Sun

  • LGA–BUF: cmp-view-offers-disclaimer. Find Offers
    17

    Mon

  • LGA–BUF, 08/18/2026: From $269
    18

    Tue

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    19

    Wed

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    20

    Thu

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    21

    Fri

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    22

    Sat

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    23

    Sun

  • LGA–BUF, 08/24/2026: From $247
    24

    Mon

  • LGA–BUF, 08/25/2026: From $247
    25

    Tue

  • LGA–BUF, 08/26/2026: From $247
    26

    Wed

  • LGA–BUF, 08/27/2026: From $252
    27

    Thu

  • LGA–BUF, 08/28/2026: From $247
    28

    Fri

  • LGA–BUF, 08/29/2026: From $247
    29

    Sat

  • LGA–BUF, 08/30/2026: From $265
    30

    Sun

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    31

    Mon

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

    Tue

    SEP

    • Range$247-$426

    *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:
    Buffalo Niagara International Airport
    Distance:
    292 miles

    Route Information

    34† 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 34 weekly flights from New York (LaGuardia) to Buffalo/Niagara Falls on Southwest Airlines.
    To find the lowest fares by day and time to fly New York (LaGuardia) to Buffalo/Niagara Falls with Southwest, check out our Low Fare Calendar.
    You can rent a car at Buffalo Niagara International Airport book yours with your flight.
    Yes! Flights from New York (LaGuardia) to Buffalo/Niagara Falls—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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