Southwest® flights from San Jose, CA to Buffalo/Niagara Falls from $182

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Low fares from San Jose, CA to Buffalo/Niagara Falls

$

San Jose, CA (SJC)to

Buffalo/Niagara Falls (BUF)
Depart: 12/21/2026

One-way

Basic

From
$182
Seen: 15 hrs ago

San Jose, CA (SJC)to

Buffalo/Niagara Falls (BUF)
Depart: 10/20/2026

One-way

Basic

From
$194
Seen: 15 hrs ago

San Jose, CA (SJC)to

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

One-way

Basic

From
$194
Seen: 10 hrs ago

San Jose, CA (SJC)to

Buffalo/Niagara Falls (BUF)
Depart: 10/21/2026

One-way

Basic

From
$194
Seen: 4 hrs ago

San Jose, CA (SJC)to

Buffalo/Niagara Falls (BUF)
Depart: 10/23/2026

One-way

Basic

From
$194
Seen: 12 hrs ago

San Jose, CA (SJC)to

Buffalo/Niagara Falls (BUF)
Depart: 10/24/2026

One-way

Basic

From
$194
Seen: 7 hrs ago

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Explore flights from San Jose, CA to Buffalo/Niagara Falls

Oct 2026
From$194*
Seen: 15 hrs ago
One Way/Basic
Nov 2026
From$199*
Seen: 22 hrs ago
One Way/Basic
Dec 2026
From$182*
Seen: 15 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $194
cmp-daily-histogram-bars-legend-max-price-aria-label $381
Displaying fares for October-2026
  • SJC–BUF, 10/01/2026: From $381
    01

    Thu

    OCT

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    02

    Fri

  • SJC–BUF, 10/03/2026: From $301
    03

    Sat

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    04

    Sun

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    05

    Mon

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    06

    Tue

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    07

    Wed

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    08

    Thu

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    09

    Fri

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    10

    Sat

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    11

    Sun

  • SJC–BUF, 10/12/2026: From $381
    12

    Mon

  • SJC–BUF, 10/13/2026: From $301
    13

    Tue

  • SJC–BUF, 10/14/2026: From $301
    14

    Wed

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    15

    Thu

  • SJC–BUF, 10/16/2026: From $304
    16

    Fri

  • SJC–BUF, 10/17/2026: From $301
    17

    Sat

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    18

    Sun

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    19

    Mon

  • SJC–BUF, 10/20/2026: From $194
    20

    Tue

  • SJC–BUF, 10/21/2026: From $194
    21

    Wed

  • SJC–BUF, 10/22/2026: From $214
    22

    Thu

  • SJC–BUF, 10/23/2026: From $194
    23

    Fri

  • SJC–BUF, 10/24/2026: From $194
    24

    Sat

  • SJC–BUF, 10/25/2026: From $264
    25

    Sun

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    26

    Mon

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    27

    Tue

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    28

    Wed

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    29

    Thu

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    30

    Fri

  • SJC–BUF: cmp-view-offers-disclaimer. Find Offers
    31

    Sat

    • Range$194-$381

    *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:
    Norman Y. Mineta San José International Airport
    Arriving at:
    Buffalo Niagara International Airport
    Distance:
    2294 miles

    Route Information

    71† 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 71 weekly flights from San Jose, CA to Buffalo/Niagara Falls on Southwest Airlines.
    To find the lowest fares by day and time to fly San Jose, CA 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 Jose, CA 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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