Cheap Spirit Airlines flights St. Louis (STL) to Philadelphia (PHL)

Cheap Spirit Airlines flights St. Louis (STL) to Philadelphia (PHL)

Prices were available within the past 7 days and start at for one-way flights and $261 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jun 27 - Mon, Jun 30

STL

St. Louis

PHL

Philadelphia

$261 Roundtrip, found 3 days ago

$261

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Fri, Jun 27 from St. Louis to Philadelphia, returning Mon, Jun 30, priced at $261 found 3 days ago

Fri, Jun 27 - Sun, Jun 29

STL

St. Louis

PHL

Philadelphia

$266 Roundtrip, found 3 days ago

$266

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Fri, Jun 27 from St. Louis to Philadelphia, returning Sun, Jun 29, priced at $266 found 3 days ago