Southwest® flights from Buffalo/Niagara Falls to Boston from $149

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Low fares from Buffalo/Niagara Falls to Boston

$

Buffalo/Niagara Falls (BUF)to

Boston (BOS)
Depart: 10/17/2026

One-way

Basic

From
$149
Seen: 3 hrs ago

Buffalo/Niagara Falls (BUF)to

Boston (BOS)
Depart: 11/07/2026

One-way

Basic

From
$149
Seen: 20 hrs ago

Buffalo/Niagara Falls (BUF)to

Boston (BOS)
Depart: 10/29/2026

One-way

Basic

From
$149
Seen: 23 hrs ago

Buffalo/Niagara Falls (BUF)to

Boston (BOS)
Depart: 10/20/2026

One-way

Basic

From
$149
Seen: 13 hrs ago

Buffalo/Niagara Falls (BUF)to

Boston (BOS)
Depart: 10/21/2026

One-way

Basic

From
$149
Seen: 1 hour ago

Buffalo/Niagara Falls (BUF)to

Boston (BOS)
Depart: 10/25/2026

One-way

Basic

From
$164
Seen: 18 hrs ago

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Explore flights from Buffalo/Niagara Falls to Boston

Sep 2026
From$164*
Seen: 6 hrs ago
One Way/Basic
Oct 2026
From$149*
Seen: 3 hrs ago
One Way/Basic
Nov 2026
From$149*
Seen: 20 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $164
cmp-daily-histogram-bars-legend-max-price-aria-label $457
Displaying fares for September-2026
  • BUF–BOS, 09/12/2026: From $253
    12

    Sat

    SEP

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

    Sun

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

    Mon

  • BUF–BOS, 09/15/2026: From $253
    15

    Tue

  • BUF–BOS, 09/16/2026: From $243
    16

    Wed

  • BUF–BOS, 09/17/2026: From $296
    17

    Thu

  • BUF–BOS, 09/18/2026: From $457
    18

    Fri

  • BUF–BOS: cmp-view-offers-disclaimer. Find Offers
    19

    Sat

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    20

    Sun

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    21

    Mon

  • BUF–BOS, 09/22/2026: From $253
    22

    Tue

  • BUF–BOS, 09/23/2026: From $253
    23

    Wed

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

    Thu

  • BUF–BOS, 09/25/2026: From $279
    25

    Fri

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

    Sat

  • BUF–BOS: cmp-view-offers-disclaimer. Find Offers
    27

    Sun

  • BUF–BOS, 09/28/2026: From $319
    28

    Mon

  • BUF–BOS, 09/29/2026: From $164
    29

    Tue

  • BUF–BOS, 09/30/2026: From $164
    30

    Wed

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

    Thu

    OCT

  • BUF–BOS: cmp-view-offers-disclaimer. Find Offers
    02

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    03

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    04

    Sun

  • BUF–BOS: cmp-view-offers-disclaimer. Find Offers
    05

    Mon

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

    Tue

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

    Wed

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

    Thu

  • BUF–BOS, 10/09/2026: From $402
    09

    Fri

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

    Sat

  • BUF–BOS, 10/11/2026: From $238
    11

    Sun

    • Range$164-$457

    *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:
    Buffalo Niagara International Airport
    Arriving at:
    Logan International Airport
    Distance:
    395 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 Buffalo/Niagara Falls to Boston on Southwest Airlines.
    To find the lowest fares by day and time to fly Buffalo/Niagara Falls to Boston with Southwest, check out our Low Fare Calendar.
    You can rent a car at Logan International Airport book yours with your flight.
    Yes! Flights from Buffalo/Niagara Falls to Boston—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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