$402 Cheap United flights Philadelphia (PHL) to Louisville (SDF)

$402 Cheap United flights Philadelphia (PHL) to Louisville (SDF)

Prices were available within the past 7 days and start at $402 for one-way flights and $355 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Dec 24 - Thu, Dec 25

PHL

Philadelphia

SDF

Louisville

$355 Roundtrip, found 1 day ago

$355

Roundtrip

found 1 day ago

Select United flight, departing Wed, Dec 24 from Philadelphia to Louisville, returning Thu, Dec 25, priced at $355 found 1 day ago

Sun, Dec 21 - Sat, Dec 27

PHL

Philadelphia

SDF

Louisville

$623 Roundtrip, found 1 day ago

$623

Roundtrip

found 1 day ago

Select United flight, departing Sun, Dec 21 from Philadelphia to Louisville, returning Sat, Dec 27, priced at $623 found 1 day ago