$414 Cheap United flights Louisville (SDF) to Philadelphia (PHL)

View $414 flight on Sat, Jan 24, 2026Opens in a new window

$414 Cheap United flights Louisville (SDF) to Philadelphia (PHL)

Prices were available within the past 7 days and start at $414 for one-way flights and $645 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, Jan 16 - Sat, Jan 17
SDF
Louisville
PHL
Philadelphia
$645 Roundtrip, found 4 days ago
$645
Roundtrip
found 4 days ago
Select United flight, departing Fri, Jan 16 from Louisville to Philadelphia, returning Sat, Jan 17, priced at $645 found 4 days ago

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

January is typically the cheapest month to fly

From $154 - $563 per traveler.
Flights from Louisville (SDF) to Philadelphia (PHL)
Origin airport
Louisville Intl.
Destination airport
Philadelphia Intl.
Distance
920 km
Average flight time
2 hours 3 mins