$86 Cheap Frontier Airlines flights Denver (DEN) to Portland (PDX)

$86 Cheap Frontier Airlines flights Denver (DEN) to Portland (PDX)

Prices were available within the past 7 days and start at $86 for one-way flights and $113 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Mar 12 - Wed, Mar 25

DEN

Denver

PDX

Portland

$113 Roundtrip, found 1 day ago

$113

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Mar 12 from Denver to Portland, returning Wed, Mar 25, priced at $113 found 1 day ago

Sun, Mar 1 - Fri, Mar 6

DEN

Denver

PDX

Portland

$133 Roundtrip, found 15 hours ago

$133

Roundtrip

found 15 hours ago

Select Frontier Airlines flight, departing Sun, Mar 1 from Denver to Portland, returning Fri, Mar 6, priced at $133 found 15 hours ago

Mon, Mar 16 - Wed, Mar 25

DEN

Denver

PDX

Portland

$134 Roundtrip, found 1 day ago

$134

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Mar 16 from Denver to Portland, returning Wed, Mar 25, priced at $134 found 1 day ago

Thu, Mar 12 - Mon, Mar 23

DEN

Denver

PDX

Portland

$148 Roundtrip, found 1 day ago

$148

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Mar 12 from Denver to Portland, returning Mon, Mar 23, priced at $148 found 1 day ago

Sun, Mar 1 - Sun, Mar 8

DEN

Denver

PDX

Portland

$154 Roundtrip, found 15 hours ago

$154

Roundtrip

found 15 hours ago

Select Frontier Airlines flight, departing Sun, Mar 1 from Denver to Portland, returning Sun, Mar 8, priced at $154 found 15 hours ago

Sat, Mar 14 - Wed, Mar 25

DEN

Denver

PDX

Portland

$160 Roundtrip, found 1 day ago

$160

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Mar 14 from Denver to Portland, returning Wed, Mar 25, priced at $160 found 1 day ago

Mon, Mar 16 - Mon, Mar 23

DEN

Denver

PDX

Portland

$169 Roundtrip, found 1 day ago

$169

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Mar 16 from Denver to Portland, returning Mon, Mar 23, priced at $169 found 1 day ago

Sun, Mar 1 - Sat, Mar 7

DEN

Denver

PDX

Portland

$180 Roundtrip, found 15 hours ago

$180

Roundtrip

found 15 hours ago

Select Frontier Airlines flight, departing Sun, Mar 1 from Denver to Portland, returning Sat, Mar 7, priced at $180 found 15 hours ago

Tue, Mar 17 - Mon, Mar 23

DEN

Denver

PDX

Portland

$195 Roundtrip, found 1 day ago

$195

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Mar 17 from Denver to Portland, returning Mon, Mar 23, priced at $195 found 1 day ago

Fri, Mar 13 - Mon, Mar 23

DEN

Denver

PDX

Portland

$204 Roundtrip, found 1 day ago

$204

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Mar 13 from Denver to Portland, returning Mon, Mar 23, priced at $204 found 1 day ago