Southwest® flights from Manchester, NH to Buffalo/Niagara Falls from $219

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Low fares from Manchester, NH to Buffalo/Niagara Falls

$

Manchester, NH (MHT)to

Buffalo/Niagara Falls (BUF)
Depart: 12/17/2026

One-way

Basic

From
$203
Seen: 28 minutes ago

Manchester, NH (MHT)to

Buffalo/Niagara Falls (BUF)
Depart: 10/05/2026

One-way

Basic

From
$219
Seen: 22 hrs ago

Manchester, NH (MHT)to

Buffalo/Niagara Falls (BUF)
Depart: 11/25/2026

One-way

Basic

From
$225
Seen: 14 hrs ago

Manchester, NH (MHT)to

Buffalo/Niagara Falls (BUF)
Depart: 12/18/2026

One-way

Basic

From
$233
Seen: 6 hrs ago

Manchester, NH (MHT)to

Buffalo/Niagara Falls (BUF)
Depart: 12/17/2026

One-way

Choice

From
$238
Seen: 28 minutes ago

Manchester, NH (MHT)to

Buffalo/Niagara Falls (BUF)
Depart: 10/05/2026

One-way

Choice

From
$254
Seen: 22 hrs ago

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Explore flights from Manchester, NH to Buffalo/Niagara Falls

Sep 2026
From$275*
Seen: 8 hrs ago
One Way/Basic
Oct 2026
From$219*
Seen: 22 hrs ago
One Way/Basic
Nov 2026
From$225*
Seen: 14 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $219
Displaying fares for September-2026
  • MHT–BUF: cmp-view-offers-disclaimer. Find Offers
    14

    Mon

    SEP

  • MHT–BUF: cmp-view-offers-disclaimer. Find Offers
    15

    Tue

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

    Wed

  • MHT–BUF, 09/17/2026: From $411
    17

    Thu

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

    Fri

  • MHT–BUF, 09/19/2026: From $356
    19

    Sat

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

    Sun

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

    Mon

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

    Tue

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

    Wed

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

    Thu

  • MHT–BUF: cmp-view-offers-disclaimer. Find Offers
    25

    Fri

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

    Sat

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

    Sun

  • MHT–BUF: cmp-view-offers-disclaimer. Find Offers
    28

    Mon

  • MHT–BUF, 09/29/2026: From $275
    29

    Tue

  • MHT–BUF, 09/30/2026: From $275
    30

    Wed

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

    Thu

    OCT

  • MHT–BUF, 10/02/2026: From $275
    02

    Fri

  • MHT–BUF: cmp-view-offers-disclaimer. Find Offers
    03

    Sat

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

    Sun

  • MHT–BUF, 10/05/2026: From $219
    05

    Mon

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

    Tue

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

    Wed

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

    Thu

  • MHT–BUF, 10/09/2026: From $342
    09

    Fri

  • MHT–BUF, 10/10/2026: From $258
    10

    Sat

  • MHT–BUF: cmp-view-offers-disclaimer. Find Offers
    11

    Sun

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

    Mon

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

    Tue

    • Range$219-$411

    *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:
    Manchester-Boston Regional Airport
    Arriving at:
    Buffalo Niagara International Airport
    Distance:
    370 miles

    Route Information

    64† 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 64 weekly flights from Manchester, NH to Buffalo/Niagara Falls on Southwest Airlines.
    To find the lowest fares by day and time to fly Manchester, NH 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 Manchester, NH 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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