$60 Cheap Frontier Airlines flights Denver (DEN) to Chicago (ORD)

$60 Cheap Frontier Airlines flights Denver (DEN) to Chicago (ORD)

Prices were available within the past 7 days and start at $60 for one-way flights and $97 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Sep 16 - Tue, Sep 23

DEN

Denver

ORD

Chicago

$97 Roundtrip, found 6 days ago

$97

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Tue, Sep 16 from Denver to Chicago, returning Tue, Sep 23, priced at $97 found 6 days ago

Mon, Sep 22 - Tue, Sep 23

DEN

Denver

ORD

Chicago

$102 Roundtrip, found 6 days ago

$102

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, Sep 22 from Denver to Chicago, returning Tue, Sep 23, priced at $102 found 6 days ago

Mon, Sep 22 - Thu, Sep 25

DEN

Denver

ORD

Chicago

$107 Roundtrip, found 6 days ago

$107

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, Sep 22 from Denver to Chicago, returning Thu, Sep 25, priced at $107 found 6 days ago

Thu, Oct 2 - Mon, Oct 6

DEN

Denver

ORD

Chicago

$129 Roundtrip, found 10 hours ago

$129

Roundtrip

found 10 hours ago

Select Frontier Airlines flight, departing Thu, Oct 2 from Denver to Chicago, returning Mon, Oct 6, priced at $129 found 10 hours ago

Sat, Sep 6 - Tue, Sep 9

DEN

Denver

ORD

Chicago

$132 Roundtrip, found 5 days ago

$132

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Sep 6 from Denver to Chicago, returning Tue, Sep 9, priced at $132 found 5 days ago

Thu, Sep 4 - Tue, Sep 9

DEN

Denver

ORD

Chicago

$134 Roundtrip, found 5 days ago

$134

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Sep 4 from Denver to Chicago, returning Tue, Sep 9, priced at $134 found 5 days ago