Southwest® flights from Baltimore/Washington to Buffalo/Niagara Falls from $98

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Low fares from Baltimore/Washington to Buffalo/Niagara Falls

$

Baltimore/Washington (BWI)to

Buffalo/Niagara Falls (BUF)
Depart: 02/09/2027

One-way

Basic

From
$98
Seen: 22 hrs ago

Baltimore/Washington (BWI)to

Buffalo/Niagara Falls (BUF)
Depart: 02/10/2027

One-way

Basic

From
$98
Seen: 21 hrs ago

Baltimore/Washington (BWI)to

Buffalo/Niagara Falls (BUF)
Depart: 02/17/2027

One-way

Basic

From
$98
Seen: 14 hrs ago

Baltimore/Washington (BWI)to

Buffalo/Niagara Falls (BUF)
Depart: 01/30/2027

One-way

Basic

From
$98
Seen: 3 hrs ago

Baltimore/Washington (BWI)to

Buffalo/Niagara Falls (BUF)
Depart: 12/09/2026

One-way

Basic

From
$98
Seen: 3 hrs ago

Baltimore/Washington (BWI)to

Buffalo/Niagara Falls (BUF)
Depart: 12/23/2026

One-way

Basic

From
$98
Seen: 6 hrs ago

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Explore flights from Baltimore/Washington to Buffalo/Niagara Falls

Nov 2026
From$263*
Seen: 17 hrs ago
One Way/Basic
Dec 2026
From$98*
Seen: 6 hrs ago
One Way/Basic
Jan 2027
From$98*
Seen: 3 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $98
cmp-daily-histogram-bars-legend-max-price-aria-label $443
Displaying fares for November-2026
  • BWI–BUF, 11/13/2026: From $443
    13

    Fri

    NOV

  • BWI–BUF, 11/14/2026: From $443
    14

    Sat

  • BWI–BUF, 11/15/2026: From $443
    15

    Sun

  • BWI–BUF, 11/16/2026: From $438
    16

    Mon

  • BWI–BUF, 11/17/2026: From $443
    17

    Tue

  • BWI–BUF, 11/18/2026: From $443
    18

    Wed

  • BWI–BUF, 11/19/2026: From $364
    19

    Thu

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

    Fri

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

    Sat

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

    Sun

  • BWI–BUF, 11/23/2026: From $369
    23

    Mon

  • BWI–BUF, 11/24/2026: From $369
    24

    Tue

  • BWI–BUF, 11/25/2026: From $369
    25

    Wed

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

    Thu

  • BWI–BUF, 11/27/2026: From $263
    27

    Fri

  • BWI–BUF, 11/28/2026: From $293
    28

    Sat

  • BWI–BUF, 11/29/2026: From $298
    29

    Sun

  • BWI–BUF, 11/30/2026: From $293
    30

    Mon

  • BWI–BUF, 12/01/2026: From $268
    01

    Tue

    DEC

  • BWI–BUF, 12/02/2026: From $268
    02

    Wed

  • BWI–BUF, 12/03/2026: From $118
    03

    Thu

  • BWI–BUF, 12/04/2026: From $133
    04

    Fri

  • BWI–BUF, 12/05/2026: From $98
    05

    Sat

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

    Sun

  • BWI–BUF, 12/07/2026: From $118
    07

    Mon

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

    Tue

  • BWI–BUF, 12/09/2026: From $98
    09

    Wed

  • BWI–BUF, 12/10/2026: From $138
    10

    Thu

  • BWI–BUF, 12/11/2026: From $158
    11

    Fri

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

    Sat

    • Range$98-$443

    *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:
    Balt./Wash. International Airport
    Arriving at:
    Buffalo Niagara International Airport
    Average flight time:
    1 hour 14 minutes
    Distance:
    281 miles

    Questions we hear the most

    The average flight time from Baltimore/Washington to Buffalo/Niagara Falls is 1 hour 14 minutes.
    There are 29 weekly flights from Baltimore/Washington to Buffalo/Niagara Falls on Southwest Airlines.
    Yes, Southwest flies nonstop from Baltimore/Washington to Buffalo/Niagara Falls 4 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Baltimore/Washington to Buffalo/Niagara Falls 4 times per day on Saturdays and 5 times per day on Sundays.
    To find the lowest fares by day and time to fly Baltimore/Washington 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 Baltimore/Washington 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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