$149 Cheap Delta flights St. Louis (STL) to Philadelphia (PHL)

$149 Cheap Delta flights St. Louis (STL) to Philadelphia (PHL)

Prices were available within the past 7 days and start at $149 for one-way flights and $297 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 22 - Wed, Jul 23

STL

St. Louis

PHL

Philadelphia

$297 Roundtrip, found 2 days ago

$297

Roundtrip

found 2 days ago

Select Delta flight, departing Tue, Jul 22 from St. Louis to Philadelphia, returning Wed, Jul 23, priced at $297 found 2 days ago

Tue, Jul 22 - Sat, Jul 26

STL

St. Louis

PHL

Philadelphia

$338 Roundtrip, found 2 days ago

$338

Roundtrip

found 2 days ago

Select Delta flight, departing Tue, Jul 22 from St. Louis to Philadelphia, returning Sat, Jul 26, priced at $338 found 2 days ago