Cheap flights from Philadelphia to Northeast Louisville

View AU$192 flight on Tue, 18 Nov. 2025Opens in a new window

Popular airlines from Philadelphia to Northeast Louisville

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

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Cheap Flights from Philadelphia (ILG) to Northeast Louisville (SDF)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, 23 Aug. - Sat, 6 Sep.
PHL
Philadelphia
SDF
Louisville
AU$546 Return, found 2 days ago
AU$546
Return
found 2 days ago
Select United flight, departing Sat, 23 Aug. from Philadelphia to Louisville, returning Sat, 6 Sep., priced at AU$546 found 2 days ago
American Airlines
Wed, 27 Aug. - Wed, 10 Sep.
PHL
Philadelphia
SDF
Louisville
AU$567 Return, found 2 days ago
AU$567
Return
found 2 days ago
Select American Airlines flight, departing Wed, 27 Aug. from Philadelphia to Louisville, returning Wed, 10 Sep., priced at AU$567 found 2 days ago
American Airlines
Sun, 24 Aug. - Sat, 6 Sep.
PHL
Philadelphia
SDF
Louisville
AU$582 Return, found 2 days ago
AU$582
Return
found 2 days ago
Select American Airlines flight, departing Sun, 24 Aug. from Philadelphia to Louisville, returning Sat, 6 Sep., priced at AU$582 found 2 days ago
United
Tue, 2 Dec. - Thu, 18 Dec.
PHL
Philadelphia
SDF
Louisville
AU$595 Return, found 2 days ago
AU$595
Return
found 2 days ago
Select United flight, departing Tue, 2 Dec. from Philadelphia to Louisville, returning Thu, 18 Dec., priced at AU$595 found 2 days ago
United
Thu, 14 Aug. - Tue, 26 Aug.
PHL
Philadelphia
SDF
Louisville
AU$600 Return, found 2 days ago
AU$600
Return
found 2 days ago
Select United flight, departing Thu, 14 Aug. from Philadelphia to Louisville, returning Tue, 26 Aug., priced at AU$600 found 2 days ago
Delta
Wed, 1 Oct. - Thu, 16 Oct.
PHL
Philadelphia
SDF
Louisville
AU$752 Return, found 2 days ago
AU$752
Return
found 2 days ago
Select Delta flight, departing Wed, 1 Oct. from Philadelphia to Louisville, returning Thu, 16 Oct., priced at AU$752 found 2 days ago

Find the cheapest month to fly from Philadelphia (PHL) to Louisville (SDF)

March is typically the cheapest month to fly

From AU$238 - AU$741 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.