Flights from Chicago to Cascade

Cheapest flights from Chicago

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 27 - Sun, Aug 31

ORD

O'Hare Intl.

DEN

Denver Intl.

$142 Roundtrip, found 1 hour ago

$142

Roundtrip

found 1 hour ago

Select United flight, departing Wed, Aug 27 from O'Hare Intl. to Denver Intl., returning Sun, Aug 31, priced at $142 found 1 hour ago

Wed, Aug 27 - Sun, Aug 31

ORD

O'Hare Intl.

DEN

Denver Intl.

$154 Roundtrip, found 1 hour ago

$154

Roundtrip

found 1 hour ago

Select American Airlines flight, departing Wed, Aug 27 from O'Hare Intl. to Denver Intl., returning Sun, Aug 31, priced at $154 found 1 hour ago

Wed, Aug 27 - Sun, Aug 31

ORD

O'Hare Intl.

DEN

Denver Intl.

$156 Roundtrip, found 1 hour ago

$156

Roundtrip

found 1 hour ago

Select American Airlines flight, departing Wed, Aug 27 from O'Hare Intl. to Denver Intl., returning Sun, Aug 31, priced at $156 found 1 hour ago

Wed, Aug 27 - Sun, Aug 31

ORD

O'Hare Intl.

DEN

Denver Intl.

$168 Roundtrip, found 1 hour ago

$168

Roundtrip

found 1 hour ago

Select American Airlines flight, departing Wed, Aug 27 from O'Hare Intl. to Denver Intl., returning Sun, Aug 31, priced at $168 found 1 hour ago

Wed, Aug 27 - Sun, Aug 31

ORD

O'Hare Intl.

DEN

Denver Intl.

$169 Roundtrip, found 1 hour ago

$169

Roundtrip

found 1 hour ago

Select American Airlines flight, departing Wed, Aug 27 from O'Hare Intl. to Denver Intl., returning Sun, Aug 31, priced at $169 found 1 hour ago

Wed, Aug 27 - Sun, Aug 31

ORD

O'Hare Intl.

DEN

Denver Intl.

$171 Roundtrip, found 1 hour ago

$171

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Wed, Aug 27 from O'Hare Intl. to Denver Intl., returning Sun, Aug 31, priced at $171 found 1 hour ago

Mon, Aug 11 - Mon, Aug 25

ORD

O'Hare Intl.

COS

Colorado Springs

$175 Roundtrip, found 4 hours ago

$175

Roundtrip

found 4 hours ago

Select United flight, departing Mon, Aug 11 from O'Hare Intl. to Colorado Springs, returning Mon, Aug 25, priced at $175 found 4 hours ago

Wed, Aug 27 - Sun, Aug 31

ORD

O'Hare Intl.

DEN

Denver Intl.

$177 Roundtrip, found 1 hour ago

$177

Roundtrip

found 1 hour ago

Select American Airlines flight, departing Wed, Aug 27 from O'Hare Intl. to Denver Intl., returning Sun, Aug 31, priced at $177 found 1 hour ago

Wed, Aug 27 - Sun, Aug 31

ORD

O'Hare Intl.

DEN

Denver Intl.

$183 Roundtrip, found 1 hour ago

$183

Roundtrip

found 1 hour ago

Select American Airlines flight, departing Wed, Aug 27 from O'Hare Intl. to Denver Intl., returning Sun, Aug 31, priced at $183 found 1 hour ago

Wed, Aug 27 - Sun, Aug 31

ORD

O'Hare Intl.

DEN

Denver Intl.

$184 Roundtrip, found 1 hour ago

$184

Roundtrip

found 1 hour ago

Select Delta flight, departing Wed, Aug 27 from O'Hare Intl. to Denver Intl., returning Sun, Aug 31, priced at $184 found 1 hour ago

Mon, Aug 11 - Mon, Aug 25

ORD

O'Hare Intl.

COS

Colorado Springs

$185 Roundtrip, found 4 hours ago

$185

Roundtrip

found 4 hours ago

Select United flight, departing Mon, Aug 11 from O'Hare Intl. to Colorado Springs, returning Mon, Aug 25, priced at $185 found 4 hours ago

Wed, Aug 27 - Sun, Aug 31

ORD

O'Hare Intl.

DEN

Denver Intl.

$189 Roundtrip, found 1 hour ago

$189

Roundtrip

found 1 hour ago

Select American Airlines flight, departing Wed, Aug 27 from O'Hare Intl. to Denver Intl., returning Sun, Aug 31, priced at $189 found 1 hour ago

Tue, Aug 26 - Sat, Aug 30

ORD

O'Hare Intl.

DEN

Denver Intl.

$190 Roundtrip, found 1 hour ago

$190

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Tue, Aug 26 from O'Hare Intl. to Denver Intl., returning Sat, Aug 30, priced at $190 found 1 hour ago

Wed, Aug 27 - Sun, Aug 31

ORD

O'Hare Intl.

DEN

Denver Intl.

$191 Roundtrip, found 1 hour ago

$191

Roundtrip

found 1 hour ago

Select American Airlines flight, departing Wed, Aug 27 from O'Hare Intl. to Denver Intl., returning Sun, Aug 31, priced at $191 found 1 hour ago

Wed, Aug 27 - Sun, Aug 31

ORD

O'Hare Intl.

DEN

Denver Intl.

$196 Roundtrip, found 1 hour ago

$196

Roundtrip

found 1 hour ago

Select American Airlines flight, departing Wed, Aug 27 from O'Hare Intl. to Denver Intl., returning Sun, Aug 31, priced at $196 found 1 hour ago

Sun, Aug 24 - Sat, Aug 30

ORD

O'Hare Intl.

DEN

Denver Intl.

$200 Roundtrip, found 1 hour ago

$200

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Sun, Aug 24 from O'Hare Intl. to Denver Intl., returning Sat, Aug 30, priced at $200 found 1 hour ago

Wed, Aug 27 - Sun, Aug 31

ORD

O'Hare Intl.

DEN

Denver Intl.

$202 Roundtrip, found 1 hour ago

$202

Roundtrip

found 1 hour ago

Select United flight, departing Wed, Aug 27 from O'Hare Intl. to Denver Intl., returning Sun, Aug 31, priced at $202 found 1 hour ago

Mon, Aug 25 - Thu, Aug 28

MDW

Midway Intl.

DEN

Denver Intl.

$206 Roundtrip, found 1 hour ago

$206

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Mon, Aug 25 from Midway Intl. to Denver Intl., returning Thu, Aug 28, priced at $206 found 1 hour ago

Wed, Aug 27 - Sun, Aug 31

ORD

O'Hare Intl.

DEN

Denver Intl.

$217 Roundtrip, found 1 hour ago

$217

Roundtrip

found 1 hour ago

Select Delta flight, departing Wed, Aug 27 from O'Hare Intl. to Denver Intl., returning Sun, Aug 31, priced at $217 found 1 hour ago

Tue, Jul 29 - Tue, Aug 5

MDW

Midway Intl.

COS

Colorado Springs

$247 Roundtrip, found 3 days ago

$247

Roundtrip

found 3 days ago

Select Delta flight, departing Tue, Jul 29 from Midway Intl. to Colorado Springs, returning Tue, Aug 5, priced at $247 found 3 days ago