$209 Cheap Delta flights St. Louis (STL) to Philadelphia (PHL)

$209 Cheap Delta flights St. Louis (STL) to Philadelphia (PHL)

Prices were available within the past 7 days and start at $209 for one-way flights and $321 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

$321 Roundtrip, found 19 hours ago

$321

Roundtrip

found 19 hours ago

Select Delta flight, departing Tue, Jul 22 from St. Louis to Philadelphia, returning Wed, Jul 23, priced at $321 found 19 hours ago

Tue, Jul 22 - Sat, Jul 26

STL

St. Louis

PHL

Philadelphia

$344 Roundtrip, found 19 hours ago

$344

Roundtrip

found 19 hours ago

Select Delta flight, departing Tue, Jul 22 from St. Louis to Philadelphia, returning Sat, Jul 26, priced at $344 found 19 hours ago

Fri, Jul 18 - Tue, Jul 22

STL

St. Louis

PHL

Philadelphia

$369 Roundtrip, found 19 hours ago

$369

Roundtrip

found 19 hours ago

Select Delta flight, departing Fri, Jul 18 from St. Louis to Philadelphia, returning Tue, Jul 22, priced at $369 found 19 hours ago

Thu, Jul 24 - Thu, Jul 24

STL

St. Louis

PHL

Philadelphia

$417 Roundtrip, found 19 hours ago

$417

Roundtrip

found 19 hours ago

Select Delta flight, departing Thu, Jul 24 from St. Louis to Philadelphia, returning Thu, Jul 24, priced at $417 found 19 hours ago

Mon, Jul 21 - Fri, Jul 25

STL

St. Louis

PHL

Philadelphia

$442 Roundtrip, found 19 hours ago

$442

Roundtrip

found 19 hours ago

Select Delta flight, departing Mon, Jul 21 from St. Louis to Philadelphia, returning Fri, Jul 25, priced at $442 found 19 hours ago

Mon, Jul 21 - Fri, Jul 25

STL

St. Louis

PHL

Philadelphia

$468 Roundtrip, found 19 hours ago

$468

Roundtrip

found 19 hours ago

Select Delta flight, departing Mon, Jul 21 from St. Louis to Philadelphia, returning Fri, Jul 25, priced at $468 found 19 hours ago