Southwest® flights from Chicago-Midway to Buffalo/Niagara Falls from $114

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Low fares from Chicago-Midway to Buffalo/Niagara Falls

$

Chicago-Midway (MDW)to

Buffalo/Niagara Falls (BUF)
Depart: 11/23/2026

One-way

Basic

From
$114
Seen: 3 hrs ago

Chicago-Midway (MDW)to

Buffalo/Niagara Falls (BUF)
Depart: 11/12/2026

One-way

Basic

From
$139
Seen: 19 hrs ago

Chicago-Midway (MDW)to

Buffalo/Niagara Falls (BUF)
Depart: 11/14/2026

One-way

Basic

From
$139
Seen: 21 hrs ago

Chicago-Midway (MDW)to

Buffalo/Niagara Falls (BUF)
Depart: 11/02/2026

One-way

Basic

From
$139
Seen: 13 hrs ago

Chicago-Midway (MDW)to

Buffalo/Niagara Falls (BUF)
Depart: 11/19/2026

One-way

Basic

From
$139
Seen: 12 hrs ago

Chicago-Midway (MDW)to

Buffalo/Niagara Falls (BUF)
Depart: 10/19/2026

One-way

Basic

From
$139
Seen: 12 hrs ago

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Explore flights from Chicago-Midway to Buffalo/Niagara Falls

Sep 2026
From$139*
Seen: 4 hrs ago
One Way/Basic
Oct 2026
From$139*
Seen: 17 hrs ago
One Way/Basic
Nov 2026
From$114*
Seen: 3 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $139
cmp-daily-histogram-bars-legend-max-price-aria-label $278
Displaying fares for September-2026
  • MDW–BUF: cmp-view-offers-disclaimer. Find Offers
    11

    Fri

    SEP

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

    Sat

  • MDW–BUF, 09/13/2026: From $278
    13

    Sun

  • MDW–BUF, 09/14/2026: From $278
    14

    Mon

  • MDW–BUF, 09/15/2026: From $246
    15

    Tue

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

    Wed

  • MDW–BUF: cmp-view-offers-disclaimer. Find Offers
    17

    Thu

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

    Fri

  • MDW–BUF, 09/19/2026: From $246
    19

    Sat

  • MDW–BUF, 09/20/2026: From $278
    20

    Sun

  • MDW–BUF, 09/21/2026: From $278
    21

    Mon

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

    Tue

  • MDW–BUF, 09/23/2026: From $246
    23

    Wed

  • MDW–BUF, 09/24/2026: From $251
    24

    Thu

  • MDW–BUF, 09/25/2026: From $251
    25

    Fri

  • MDW–BUF, 09/26/2026: From $246
    26

    Sat

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

    Sun

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

    Mon

  • MDW–BUF: cmp-view-offers-disclaimer. Find Offers
    29

    Tue

  • MDW–BUF, 09/30/2026: From $139
    30

    Wed

  • MDW–BUF, 10/01/2026: From $154
    01

    Thu

    OCT

  • MDW–BUF, 10/02/2026: From $160
    02

    Fri

  • MDW–BUF, 10/03/2026: From $150
    03

    Sat

  • MDW–BUF, 10/04/2026: From $225
    04

    Sun

  • MDW–BUF, 10/05/2026: From $139
    05

    Mon

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

    Tue

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

    Wed

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

    Thu

  • MDW–BUF, 10/09/2026: From $150
    09

    Fri

  • MDW–BUF, 10/10/2026: From $139
    10

    Sat

    • Range$139-$278

    *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:
    Chicago Midway International Airport
    Arriving at:
    Buffalo Niagara International Airport
    Average flight time:
    1 hour 26 minutes
    Distance:
    468 miles

    Route Information

    106† Weekly flights
    • 2‡ Nonstop flights per day Monday through Friday
    • 1‡ Nonstop flight on Saturday
    • 2‡ Nonstop flights on Sunday

    † 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

    The average flight time from Chicago (Midway) to Buffalo/Niagara Falls is 1 hour 26 minutes.
    There are 106 weekly flights from Chicago (Midway) to Buffalo/Niagara Falls on Southwest Airlines.
    Yes, Southwest flies nonstop from Chicago (Midway) to Buffalo/Niagara Falls 2 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Chicago (Midway) to Buffalo/Niagara Falls once per day on Saturdays and 2 times per day on Sundays.
    To find the lowest fares by day and time to fly Chicago (Midway) 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 Chicago (Midway) 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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