Southwest® flights from Buffalo/Niagara Falls to Philadelphia from $246

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Low fares from Buffalo/Niagara Falls to Philadelphia

$

Buffalo/Niagara Falls (BUF)to

Philadelphia (PHL)
Depart: 10/24/2026

One-way

Basic

From
$246
Seen: 2 hrs ago

Buffalo/Niagara Falls (BUF)to

Philadelphia (PHL)
Depart: 11/21/2026

One-way

Basic

From
$246
Seen: 13 hrs ago

Buffalo/Niagara Falls (BUF)to

Philadelphia (PHL)
Depart: 10/21/2026

One-way

Basic

From
$246
Seen: 17 hrs ago

Buffalo/Niagara Falls (BUF)to

Philadelphia (PHL)
Depart: 11/11/2026

One-way

Basic

From
$246
Seen: 9 hrs ago

Buffalo/Niagara Falls (BUF)to

Philadelphia (PHL)
Depart: 11/23/2026

One-way

Basic

From
$251
Seen: 21 hrs ago

Buffalo/Niagara Falls (BUF)to

Philadelphia (PHL)
Depart: 12/04/2026

One-way

Basic

From
$251
Seen: 4 hrs ago

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Explore flights from Buffalo/Niagara Falls to Philadelphia

Sep 2026
From$269*
Seen: 2 hrs ago
One Way/Basic
Oct 2026
From$246*
Seen: 2 hrs ago
One Way/Basic
Nov 2026
From$246*
Seen: 13 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $269
Displaying fares for September-2026
  • BUF–PHL: cmp-view-offers-disclaimer. Find Offers
    14

    Mon

    SEP

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

    Tue

  • BUF–PHL, 09/16/2026: From $269
    16

    Wed

  • BUF–PHL, 09/17/2026: From $303
    17

    Thu

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    18

    Fri

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    19

    Sat

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    20

    Sun

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    21

    Mon

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

    Tue

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

    Wed

  • BUF–PHL, 09/24/2026: From $303
    24

    Thu

  • BUF–PHL, 09/25/2026: From $303
    25

    Fri

  • BUF–PHL, 09/26/2026: From $269
    26

    Sat

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

    Sun

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

    Mon

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

    Tue

  • BUF–PHL, 09/30/2026: From $269
    30

    Wed

  • BUF–PHL, 10/01/2026: From $284
    01

    Thu

    OCT

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

    Fri

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

    Sat

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

    Sun

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    05

    Mon

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

    Tue

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

    Wed

  • BUF–PHL, 10/08/2026: From $292
    08

    Thu

  • BUF–PHL, 10/09/2026: From $353
    09

    Fri

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

    Sat

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

    Sun

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

    Mon

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

    Tue

    • Range$269-$353

    *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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