$76 Cheap Frontier Airlines flights Chicago (ORD) to Philadelphia (PHL)

$76 Cheap Frontier Airlines flights Chicago (ORD) to Philadelphia (PHL)

Prices were available within the past 7 days and start at $76 for one-way flights and $134 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 4 - Fri, Sep 5

ORD

Chicago

PHL

Philadelphia

$134 Roundtrip, found 6 days ago

$134

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Sep 4 from Chicago to Philadelphia, returning Fri, Sep 5, priced at $134 found 6 days ago

Fri, Oct 10 - Mon, Oct 13

ORD

Chicago

PHL

Philadelphia

$176 Roundtrip, found 7 hours ago

$176

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Fri, Oct 10 from Chicago to Philadelphia, returning Mon, Oct 13, priced at $176 found 7 hours ago

Sat, Aug 30 - Thu, Sep 4

ORD

Chicago

PHL

Philadelphia

$194 Roundtrip, found 6 days ago

$194

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, Aug 30 from Chicago to Philadelphia, returning Thu, Sep 4, priced at $194 found 6 days ago

Thu, Sep 4 - Thu, Sep 11

ORD

Chicago

PHL

Philadelphia

$206 Roundtrip, found 1 hour ago

$206

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Thu, Sep 4 from Chicago to Philadelphia, returning Thu, Sep 11, priced at $206 found 1 hour ago

Thu, Sep 4 - Sun, Sep 14

ORD

Chicago

PHL

Philadelphia

$216 Roundtrip, found 1 hour ago

$216

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Thu, Sep 4 from Chicago to Philadelphia, returning Sun, Sep 14, priced at $216 found 1 hour ago