Southwest® flights from San Francisco to Buffalo/Niagara Falls from $175

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Low fares from San Francisco to Buffalo/Niagara Falls

$

San Francisco (SFO)to

Buffalo/Niagara Falls (BUF)
Depart: 12/04/2026

One-way

Basic

From
$175
Seen: 22 hrs ago

San Francisco (SFO)to

Buffalo/Niagara Falls (BUF)
Depart: 12/03/2026

One-way

Basic

From
$175
Seen: 13 hrs ago

San Francisco (SFO)to

Buffalo/Niagara Falls (BUF)
Depart: 12/01/2026

One-way

Basic

From
$175
Seen: 8 hrs ago

San Francisco (SFO)to

Buffalo/Niagara Falls (BUF)
Depart: 12/06/2026

One-way

Basic

From
$175
Seen: 16 hrs ago

San Francisco (SFO)to

Buffalo/Niagara Falls (BUF)
Depart: 01/12/2027

One-way

Basic

From
$175
Seen: 20 hrs ago

San Francisco (SFO)to

Buffalo/Niagara Falls (BUF)
Depart: 12/08/2026

One-way

Basic

From
$175
Seen: 19 hrs ago

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Explore flights from San Francisco to Buffalo/Niagara Falls

Nov 2026
From$244*
Seen: 8 hrs ago
One Way/Basic
Dec 2026
From$175*
Seen: 19 hrs ago
One Way/Basic
Jan 2027
From$175*
Seen: 20 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $175
cmp-daily-histogram-bars-legend-max-price-aria-label $385
Displaying fares for November-2026
  • SFO–BUF: cmp-view-offers-disclaimer. Find Offers
    11

    Wed

    NOV

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

    Thu

  • SFO–BUF, 11/13/2026: From $385
    13

    Fri

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

    Sat

  • SFO–BUF, 11/15/2026: From $365
    15

    Sun

  • SFO–BUF, 11/16/2026: From $385
    16

    Mon

  • SFO–BUF, 11/17/2026: From $300
    17

    Tue

  • SFO–BUF, 11/18/2026: From $300
    18

    Wed

  • SFO–BUF, 11/19/2026: From $345
    19

    Thu

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

    Fri

  • SFO–BUF: cmp-view-offers-disclaimer. Find Offers
    21

    Sat

  • SFO–BUF: cmp-view-offers-disclaimer. Find Offers
    22

    Sun

  • SFO–BUF: cmp-view-offers-disclaimer. Find Offers
    23

    Mon

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

    Tue

  • SFO–BUF, 11/25/2026: From $270
    25

    Wed

  • SFO–BUF, 11/26/2026: From $270
    26

    Thu

  • SFO–BUF, 11/27/2026: From $244
    27

    Fri

  • SFO–BUF, 11/28/2026: From $275
    28

    Sat

  • SFO–BUF, 11/29/2026: From $320
    29

    Sun

  • SFO–BUF, 11/30/2026: From $260
    30

    Mon

  • SFO–BUF, 12/01/2026: From $175
    01

    Tue

    DEC

  • SFO–BUF, 12/02/2026: From $175
    02

    Wed

  • SFO–BUF, 12/03/2026: From $175
    03

    Thu

  • SFO–BUF, 12/04/2026: From $175
    04

    Fri

  • SFO–BUF, 12/05/2026: From $175
    05

    Sat

  • SFO–BUF, 12/06/2026: From $175
    06

    Sun

  • SFO–BUF, 12/07/2026: From $175
    07

    Mon

  • SFO–BUF, 12/08/2026: From $175
    08

    Tue

  • SFO–BUF, 12/09/2026: From $175
    09

    Wed

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

    Thu

    • Range$175-$385

    *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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