Southwest® flights from Buffalo/Niagara Falls to Philadelphia from $226

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Low fares from Buffalo/Niagara Falls to Philadelphia

$

Buffalo/Niagara Falls (BUF)to

Philadelphia (PHL)
Depart: 10/17/2026

One-way

Basic

From
$226
Seen: 1 hour ago

Buffalo/Niagara Falls (BUF)to

Philadelphia (PHL)
Depart: 10/28/2026

One-way

Basic

From
$226
Seen: 23 hrs ago

Buffalo/Niagara Falls (BUF)to

Philadelphia (PHL)
Depart: 09/22/2026

One-way

Basic

From
$226
Seen: 20 hrs ago

Buffalo/Niagara Falls (BUF)to

Philadelphia (PHL)
Depart: 09/08/2026

One-way

Basic

From
$226
Seen: 15 hrs ago

Buffalo/Niagara Falls (BUF)to

Philadelphia (PHL)
Depart: 10/23/2026

One-way

Basic

From
$231
Seen: 19 hrs ago

Buffalo/Niagara Falls (BUF)to

Philadelphia (PHL)
Depart: 09/25/2026

One-way

Basic

From
$231
Seen: 20 hrs ago

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Explore flights from Buffalo/Niagara Falls to Philadelphia

Aug 2026
From$242*
Seen: 14 hrs ago
One Way/Basic
Sep 2026
From$226*
Seen: 20 hrs ago
One Way/Basic
Oct 2026
From$226*
Seen: 1 hour ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $242
cmp-daily-histogram-bars-legend-max-price-aria-label $350
Displaying fares for August-2026
  • BUF–PHL: cmp-view-offers-disclaimer. Find Offers
    05

    Wed

    AUG

  • BUF–PHL, 08/06/2026: From $283
    06

    Thu

  • BUF–PHL, 08/07/2026: From $283
    07

    Fri

  • BUF–PHL, 08/08/2026: From $249
    08

    Sat

  • BUF–PHL: cmp-view-offers-disclaimer. Find Offers
    09

    Sun

  • BUF–PHL, 08/10/2026: From $283
    10

    Mon

  • BUF–PHL, 08/11/2026: From $249
    11

    Tue

  • BUF–PHL, 08/12/2026: From $249
    12

    Wed

  • BUF–PHL, 08/13/2026: From $283
    13

    Thu

  • BUF–PHL, 08/14/2026: From $283
    14

    Fri

  • BUF–PHL, 08/15/2026: From $254
    15

    Sat

  • BUF–PHL, 08/16/2026: From $350
    16

    Sun

  • BUF–PHL, 08/17/2026: From $272
    17

    Mon

  • BUF–PHL, 08/18/2026: From $249
    18

    Tue

  • BUF–PHL, 08/19/2026: From $249
    19

    Wed

  • BUF–PHL, 08/20/2026: From $264
    20

    Thu

  • BUF–PHL, 08/21/2026: From $264
    21

    Fri

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

    Sat

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

    Sun

  • BUF–PHL, 08/24/2026: From $264
    24

    Mon

  • BUF–PHL, 08/25/2026: From $242
    25

    Tue

  • BUF–PHL, 08/26/2026: From $242
    26

    Wed

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

    Thu

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

    Fri

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

    Sat

  • BUF–PHL: cmp-view-offers-disclaimer. Find Offers
    30

    Sun

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

    Mon

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

    Tue

    SEP

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

    Wed

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

    Thu

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

    Fri

    • Range$242-$350

    *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:
    Philadelphia International Airport
    Distance:
    279 miles

    Route Information

    33† 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 33 weekly flights from Buffalo/Niagara Falls to Philadelphia on Southwest Airlines.
    To find the lowest fares by day and time to fly Buffalo/Niagara Falls to Philadelphia with Southwest, check out our Low Fare Calendar.
    You can rent a car at Philadelphia International Airport book yours with your flight.
    Yes! Flights from Buffalo/Niagara Falls to Philadelphia—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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