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

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

Prices were available within the past 7 days and start at for one-way flights and $123 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Dec 24 - Wed, Dec 31

ORD

Chicago

PHL

Philadelphia

$123 Roundtrip, found 1 day ago

$123

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Dec 24 from Chicago to Philadelphia, returning Wed, Dec 31, priced at $123 found 1 day ago

Fri, Dec 26 - Wed, Dec 31

ORD

Chicago

PHL

Philadelphia

$131 Roundtrip, found 1 day ago

$131

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Dec 26 from Chicago to Philadelphia, returning Wed, Dec 31, priced at $131 found 1 day ago

Thu, Dec 25 - Wed, Dec 31

ORD

Chicago

PHL

Philadelphia

$155 Roundtrip, found 1 day ago

$155

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Dec 25 from Chicago to Philadelphia, returning Wed, Dec 31, priced at $155 found 1 day ago

Wed, Dec 24 - Tue, Dec 30

ORD

Chicago

PHL

Philadelphia

$165 Roundtrip, found 1 day ago

$165

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Dec 24 from Chicago to Philadelphia, returning Tue, Dec 30, priced at $165 found 1 day ago

Wed, Dec 24 - Fri, Dec 26

ORD

Chicago

PHL

Philadelphia

$166 Roundtrip, found 1 day ago

$166

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Dec 24 from Chicago to Philadelphia, returning Fri, Dec 26, priced at $166 found 1 day ago

Fri, Dec 26 - Tue, Dec 30

ORD

Chicago

PHL

Philadelphia

$173 Roundtrip, found 1 day ago

$173

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Dec 26 from Chicago to Philadelphia, returning Tue, Dec 30, priced at $173 found 1 day ago

Sun, Dec 21 - Fri, Dec 26

ORD

Chicago

PHL

Philadelphia

$174 Roundtrip, found 1 day ago

$174

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Dec 21 from Chicago to Philadelphia, returning Fri, Dec 26, priced at $174 found 1 day ago

Mon, Dec 22 - Wed, Dec 31

ORD

Chicago

PHL

Philadelphia

$181 Roundtrip, found 1 day ago

$181

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Dec 22 from Chicago to Philadelphia, returning Wed, Dec 31, priced at $181 found 1 day ago

Thu, Dec 25 - Tue, Dec 30

ORD

Chicago

PHL

Philadelphia

$197 Roundtrip, found 1 day ago

$197

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Dec 25 from Chicago to Philadelphia, returning Tue, Dec 30, priced at $197 found 1 day ago

Thu, Dec 25 - Fri, Dec 26

ORD

Chicago

PHL

Philadelphia

$198 Roundtrip, found 1 day ago

$198

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Dec 25 from Chicago to Philadelphia, returning Fri, Dec 26, priced at $198 found 1 day ago

Tue, Dec 23 - Wed, Dec 31

ORD

Chicago

PHL

Philadelphia

$200 Roundtrip, found 1 day ago

$200

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Dec 23 from Chicago to Philadelphia, returning Wed, Dec 31, priced at $200 found 1 day ago

Mon, Dec 22 - Tue, Dec 30

ORD

Chicago

PHL

Philadelphia

$223 Roundtrip, found 1 day ago

$223

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Dec 22 from Chicago to Philadelphia, returning Tue, Dec 30, priced at $223 found 1 day ago