$167 Cheap American Airlines flights St. Louis (STL) to Philadelphia (PHL)

$167 Cheap American Airlines flights St. Louis (STL) to Philadelphia (PHL)

Prices were available within the past 7 days and start at $167 for one-way flights and $255 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Sep 12 - Mon, Sep 15

STL

St. Louis

PHL

Philadelphia

$255 Roundtrip, found 5 days ago

$255

Roundtrip

found 5 days ago

Select American Airlines flight, departing Fri, Sep 12 from St. Louis to Philadelphia, returning Mon, Sep 15, priced at $255 found 5 days ago

Fri, Sep 12 - Mon, Sep 15

STL

St. Louis

PHL

Philadelphia

$290 Roundtrip, found 5 days ago

$290

Roundtrip

found 5 days ago

Select American Airlines flight, departing Fri, Sep 12 from St. Louis to Philadelphia, returning Mon, Sep 15, priced at $290 found 5 days ago

Fri, Sep 12 - Mon, Sep 15

STL

St. Louis

PHL

Philadelphia

$300 Roundtrip, found 5 days ago

$300

Roundtrip

found 5 days ago

Select American Airlines flight, departing Fri, Sep 12 from St. Louis to Philadelphia, returning Mon, Sep 15, priced at $300 found 5 days ago

Fri, Sep 12 - Mon, Sep 15

STL

St. Louis

PHL

Philadelphia

$311 Roundtrip, found 5 days ago

$311

Roundtrip

found 5 days ago

Select American Airlines flight, departing Fri, Sep 12 from St. Louis to Philadelphia, returning Mon, Sep 15, priced at $311 found 5 days ago

Fri, Sep 12 - Mon, Sep 15

STL

St. Louis

PHL

Philadelphia

$337 Roundtrip, found 5 days ago

$337

Roundtrip

found 5 days ago

Select American Airlines flight, departing Fri, Sep 12 from St. Louis to Philadelphia, returning Mon, Sep 15, priced at $337 found 5 days ago

Fri, Sep 12 - Mon, Sep 15

STL

St. Louis

PHL

Philadelphia

$346 Roundtrip, found 5 days ago

$346

Roundtrip

found 5 days ago

Select American Airlines flight, departing Fri, Sep 12 from St. Louis to Philadelphia, returning Mon, Sep 15, priced at $346 found 5 days ago