Southwest® flights from Louisville to Philadelphia from $169

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Low fares from Louisville to Philadelphia

$

Louisville (SDF)to

Philadelphia (PHL)
Depart: 12/07/2026

One-way

Basic

From
$169
Seen: 23 hrs ago

Louisville (SDF)to

Philadelphia (PHL)
Depart: 11/04/2026

One-way

Basic

From
$169
Seen: 13 hrs ago

Louisville (SDF)to

Philadelphia (PHL)
Depart: 10/16/2026

One-way

Basic

From
$178
Seen: 14 hrs ago

Louisville (SDF)to

Philadelphia (PHL)
Depart: 10/15/2026

One-way

Basic

From
$206
Seen: 16 hrs ago

Louisville (SDF)to

Philadelphia (PHL)
Depart: 11/21/2026

One-way

Basic

From
$206
Seen: 3 hrs ago

Louisville (SDF)to

Philadelphia (PHL)
Depart: 10/14/2026

One-way

Basic

From
$206
Seen: 10 hrs ago

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Explore flights from Louisville to Philadelphia

Sep 2026
From$285*
Seen: 1 hour ago
One Way/Basic
Oct 2026
From$178*
Seen: 14 hrs ago
One Way/Basic
Nov 2026
From$169*
Seen: 13 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $206
Displaying fares for September-2026
  • SDF–PHL: cmp-view-offers-disclaimer. Find Offers
    12

    Sat

    SEP

  • SDF–PHL, 09/13/2026: From $337
    13

    Sun

  • SDF–PHL, 09/14/2026: From $342
    14

    Mon

  • SDF–PHL, 09/15/2026: From $298
    15

    Tue

  • SDF–PHL: cmp-view-offers-disclaimer. Find Offers
    16

    Wed

  • SDF–PHL, 09/17/2026: From $337
    17

    Thu

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    18

    Fri

  • SDF–PHL: cmp-view-offers-disclaimer. Find Offers
    19

    Sat

  • SDF–PHL: cmp-view-offers-disclaimer. Find Offers
    20

    Sun

  • SDF–PHL: cmp-view-offers-disclaimer. Find Offers
    21

    Mon

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

    Tue

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

    Wed

  • SDF–PHL, 09/24/2026: From $337
    24

    Thu

  • SDF–PHL, 09/25/2026: From $285
    25

    Fri

  • SDF–PHL: cmp-view-offers-disclaimer. Find Offers
    26

    Sat

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

    Sun

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

    Mon

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

    Tue

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

    Wed

  • SDF–PHL, 10/01/2026: From $285
    01

    Thu

    OCT

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

    Fri

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

    Sat

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

    Sun

  • SDF–PHL, 10/05/2026: From $206
    05

    Mon

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

    Tue

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

    Wed

  • SDF–PHL: cmp-view-offers-disclaimer. Find Offers
    08

    Thu

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

    Fri

  • SDF–PHL, 10/10/2026: From $206
    10

    Sat

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

    Sun

    • Range$206-$342

    *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:
    Louisville International Airport
    Arriving at:
    Philadelphia International Airport
    Distance:
    576 miles

    Route Information

    73† 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 73 weekly flights from Louisville to Philadelphia on Southwest Airlines.
    To find the lowest fares by day and time to fly Louisville 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 Louisville 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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