Flights from Denver to Kelso - Longview

Cheapest flights from Denver

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.

Sun, Jul 13 - Mon, Aug 4

DEN

Denver Intl.

PDX

Portland Intl.

$148 Roundtrip, found 5 days ago

$148

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sun, Jul 13 from Denver Intl. to Portland Intl., returning Mon, Aug 4, priced at $148 found 5 days ago

Tue, Jul 15 - Wed, Jul 23

DEN

Denver Intl.

PDX

Portland Intl.

$158 Roundtrip, found 1 hour ago

$158

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Tue, Jul 15 from Denver Intl. to Portland Intl., returning Wed, Jul 23, priced at $158 found 1 hour ago

Tue, Jul 15 - Tue, Aug 5

DEN

Denver Intl.

PDX

Portland Intl.

$177 Roundtrip, found 5 days ago

$177

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Tue, Jul 15 from Denver Intl. to Portland Intl., returning Tue, Aug 5, priced at $177 found 5 days ago

Tue, Jul 15 - Tue, Aug 5

DEN

Denver Intl.

PDX

Portland Intl.

$177 Roundtrip, found 5 days ago

$177

Roundtrip

found 5 days ago

Select United flight, departing Tue, Jul 15 from Denver Intl. to Portland Intl., returning Tue, Aug 5, priced at $177 found 5 days ago

Wed, Jul 16 - Wed, Jul 23

DEN

Denver Intl.

PDX

Portland Intl.

$178 Roundtrip, found 1 hour ago

$178

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Wed, Jul 16 from Denver Intl. to Portland Intl., returning Wed, Jul 23, priced at $178 found 1 hour ago

Sun, Jul 13 - Wed, Jul 23

DEN

Denver Intl.

PDX

Portland Intl.

$183 Roundtrip, found 1 hour ago

$183

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Sun, Jul 13 from Denver Intl. to Portland Intl., returning Wed, Jul 23, priced at $183 found 1 hour ago

Tue, Jul 15 - Tue, Aug 5

DEN

Denver Intl.

PDX

Portland Intl.

$187 Roundtrip, found 5 days ago

$187

Roundtrip

found 5 days ago

Select Delta flight, departing Tue, Jul 15 from Denver Intl. to Portland Intl., returning Tue, Aug 5, priced at $187 found 5 days ago

Wed, Jul 16 - Wed, Jul 23

DEN

Denver Intl.

PDX

Portland Intl.

$188 Roundtrip, found 1 hour ago

$188

Roundtrip

found 1 hour ago

Select Alaska Airlines flight, departing Wed, Jul 16 from Denver Intl. to Portland Intl., returning Wed, Jul 23, priced at $188 found 1 hour ago

Wed, Jul 16 - Wed, Jul 23

DEN

Denver Intl.

PDX

Portland Intl.

$189 Roundtrip, found 1 hour ago

$189

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Wed, Jul 16 from Denver Intl. to Portland Intl., returning Wed, Jul 23, priced at $189 found 1 hour ago

Tue, Jul 15 - Tue, Aug 5

DEN

Denver Intl.

PDX

Portland Intl.

$197 Roundtrip, found 5 days ago

$197

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Tue, Jul 15 from Denver Intl. to Portland Intl., returning Tue, Aug 5, priced at $197 found 5 days ago

Wed, Jul 16 - Wed, Jul 23

DEN

Denver Intl.

PDX

Portland Intl.

$197 Roundtrip, found 1 hour ago

$197

Roundtrip

found 1 hour ago

Select Delta flight, departing Wed, Jul 16 from Denver Intl. to Portland Intl., returning Wed, Jul 23, priced at $197 found 1 hour ago

Tue, Jul 15 - Tue, Aug 5

DEN

Denver Intl.

PDX

Portland Intl.

$197 Roundtrip, found 5 days ago

$197

Roundtrip

found 5 days ago

Select American Airlines flight, departing Tue, Jul 15 from Denver Intl. to Portland Intl., returning Tue, Aug 5, priced at $197 found 5 days ago

Tue, Jul 15 - Tue, Aug 5

DEN

Denver Intl.

PDX

Portland Intl.

$197 Roundtrip, found 5 days ago

$197

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Tue, Jul 15 from Denver Intl. to Portland Intl., returning Tue, Aug 5, priced at $197 found 5 days ago

Tue, Jul 15 - Tue, Aug 5

DEN

Denver Intl.

PDX

Portland Intl.

$199 Roundtrip, found 5 days ago

$199

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Tue, Jul 15 from Denver Intl. to Portland Intl., returning Tue, Aug 5, priced at $199 found 5 days ago

Wed, Jul 16 - Thu, Jul 24

DEN

Denver Intl.

PDX

Portland Intl.

$203 Roundtrip, found 1 hour ago

$203

Roundtrip

found 1 hour ago

Select Delta flight, departing Wed, Jul 16 from Denver Intl. to Portland Intl., returning Thu, Jul 24, priced at $203 found 1 hour ago

Wed, Jul 16 - Thu, Jul 24

DEN

Denver Intl.

PDX

Portland Intl.

$203 Roundtrip, found 1 hour ago

$203

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Wed, Jul 16 from Denver Intl. to Portland Intl., returning Thu, Jul 24, priced at $203 found 1 hour ago

Tue, Jul 15 - Tue, Aug 5

DEN

Denver Intl.

PDX

Portland Intl.

$207 Roundtrip, found 5 days ago

$207

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Tue, Jul 15 from Denver Intl. to Portland Intl., returning Tue, Aug 5, priced at $207 found 5 days ago

Tue, Jul 15 - Mon, Jul 21

DEN

Denver Intl.

PDX

Portland Intl.

$207 Roundtrip, found 1 hour ago

$207

Roundtrip

found 1 hour ago

Select Hawaiian Airlines flight, departing Tue, Jul 15 from Denver Intl. to Portland Intl., returning Mon, Jul 21, priced at $207 found 1 hour ago

Sun, Jul 13 - Thu, Jul 24

DEN

Denver Intl.

PDX

Portland Intl.

$208 Roundtrip, found 1 hour ago

$208

Roundtrip

found 1 hour ago

Select Frontier Airlines flight, departing Sun, Jul 13 from Denver Intl. to Portland Intl., returning Thu, Jul 24, priced at $208 found 1 hour ago

Tue, Jul 29 - Tue, Aug 5

COS

Colorado Springs

PDX

Portland Intl.

$238 Roundtrip, found 16 hours ago

$238

Roundtrip

found 16 hours ago

Select Delta flight, departing Tue, Jul 29 from Colorado Springs to Portland Intl., returning Tue, Aug 5, priced at $238 found 16 hours ago