Southwest® flights from San Francisco to Buffalo/Niagara Falls from $112

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Low fares from San Francisco to Buffalo/Niagara Falls

$

San Francisco (SFO)to

Buffalo/Niagara Falls (BUF)
Depart: 11/11/2026

One-way

Basic

From
$112
Seen: 19 hrs ago

San Francisco (SFO)to

Buffalo/Niagara Falls (BUF)
Depart: 11/17/2026

One-way

Basic

From
$112
Seen: 2 hrs ago

San Francisco (SFO)to

Buffalo/Niagara Falls (BUF)
Depart: 11/10/2026

One-way

Basic

From
$112
Seen: 1 hour ago

San Francisco (SFO)to

Buffalo/Niagara Falls (BUF)
Depart: 12/12/2026

One-way

Basic

From
$112
Seen: 1 hour ago

San Francisco (SFO)to

Buffalo/Niagara Falls (BUF)
Depart: 12/31/2026

One-way

Basic

From
$136
Seen: 4 hrs ago

San Francisco (SFO)to

Buffalo/Niagara Falls (BUF)
Depart: 11/15/2026

One-way

Basic

From
$143
Seen: 20 hrs ago

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Explore flights from San Francisco to Buffalo/Niagara Falls

Oct 2026
From$295*
Seen: 2 hrs ago
One Way/Basic
Nov 2026
From$112*
Seen: 2 hrs ago
One Way/Basic
Dec 2026
From$112*
Seen: 1 hour ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $112
cmp-daily-histogram-bars-legend-max-price-aria-label $360
Displaying fares for October-2026
  • SFO–BUF, 10/21/2026: From $295
    21

    Wed

    OCT

  • SFO–BUF, 10/22/2026: From $360
    22

    Thu

  • SFO–BUF, 10/23/2026: From $360
    23

    Fri

  • SFO–BUF, 10/24/2026: From $295
    24

    Sat

  • SFO–BUF, 10/25/2026: From $360
    25

    Sun

  • SFO–BUF: cmp-view-offers-disclaimer. Find Offers
    26

    Mon

  • SFO–BUF, 10/27/2026: From $295
    27

    Tue

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    28

    Wed

  • SFO–BUF, 10/29/2026: From $340
    29

    Thu

  • SFO–BUF, 10/30/2026: From $340
    30

    Fri

  • SFO–BUF, 10/31/2026: From $295
    31

    Sat

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

    Sun

    NOV

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    02

    Mon

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    03

    Tue

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    04

    Wed

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    05

    Thu

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

    Fri

  • SFO–BUF: cmp-view-offers-disclaimer. Find Offers
    07

    Sat

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

    Sun

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

    Mon

  • SFO–BUF, 11/10/2026: From $112
    10

    Tue

  • SFO–BUF, 11/11/2026: From $112
    11

    Wed

  • SFO–BUF: cmp-view-offers-disclaimer. Find Offers
    12

    Thu

  • SFO–BUF: cmp-view-offers-disclaimer. Find Offers
    13

    Fri

  • SFO–BUF: cmp-view-offers-disclaimer. Find Offers
    14

    Sat

  • SFO–BUF, 11/15/2026: From $143
    15

    Sun

  • SFO–BUF: cmp-view-offers-disclaimer. Find Offers
    16

    Mon

  • SFO–BUF, 11/17/2026: From $112
    17

    Tue

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

    Wed

  • SFO–BUF, 11/19/2026: From $300
    19

    Thu

  • SFO–BUF: cmp-view-offers-disclaimer. Find Offers
    20

    Fri

    • Range$112-$360

    *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 Francisco International Airport
    Arriving at:
    Buffalo Niagara International Airport
    Distance:
    2309 miles

    Questions we hear the most

    There are 65 weekly flights from San Francisco to Buffalo/Niagara Falls on Southwest Airlines.
    To find the lowest fares by day and time to fly San Francisco 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 San Francisco 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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