$109 Cheap American Airlines flights Philadelphia (PHL) to St. Louis (STL)

$109 Cheap American Airlines flights Philadelphia (PHL) to St. Louis (STL)

Prices were available within the past 7 days and start at $109 for one-way flights and $183 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 25 - Sat, Sep 27

PHL

Philadelphia

STL

St. Louis

$183 Roundtrip, found 6 days ago

$183

Roundtrip

found 6 days ago

Select American Airlines flight, departing Thu, Sep 25 from Philadelphia to St. Louis, returning Sat, Sep 27, priced at $183 found 6 days ago

Thu, Sep 25 - Sun, Sep 28

PHL

Philadelphia

STL

St. Louis

$192 Roundtrip, found 19 hours ago

$192

Roundtrip

found 19 hours ago

Select American Airlines flight, departing Thu, Sep 25 from Philadelphia to St. Louis, returning Sun, Sep 28, priced at $192 found 19 hours ago

Thu, Sep 25 - Fri, Sep 26

PHL

Philadelphia

STL

St. Louis

$200 Roundtrip, found 6 days ago

$200

Roundtrip

found 6 days ago

Select American Airlines flight, departing Thu, Sep 25 from Philadelphia to St. Louis, returning Fri, Sep 26, priced at $200 found 6 days ago

Wed, Sep 24 - Mon, Sep 29

PHL

Philadelphia

STL

St. Louis

$217 Roundtrip, found 21 hours ago

$217

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Wed, Sep 24 from Philadelphia to St. Louis, returning Mon, Sep 29, priced at $217 found 21 hours ago

Wed, Sep 24 - Mon, Sep 29

PHL

Philadelphia

STL

St. Louis

$230 Roundtrip, found 21 hours ago

$230

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Wed, Sep 24 from Philadelphia to St. Louis, returning Mon, Sep 29, priced at $230 found 21 hours ago

Wed, Sep 24 - Mon, Sep 29

PHL

Philadelphia

STL

St. Louis

$240 Roundtrip, found 21 hours ago

$240

Roundtrip

found 21 hours ago

Select American Airlines flight, departing Wed, Sep 24 from Philadelphia to St. Louis, returning Mon, Sep 29, priced at $240 found 21 hours ago