$59 Cheap Frontier Airlines flights Seattle Paine Field Intl. Airport (PAE) to Denver (DEN)

$59 Cheap Frontier Airlines flights Seattle Paine Field Intl. Airport (PAE) to Denver (DEN)

Prices were available within the past 7 days and start at $59 for one-way flights and $119 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Nov 24 - Thu, Dec 11

PAE

Seattle

DEN

Denver

$119 Roundtrip, found 2 hours ago

$119

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Mon, Nov 24 from Seattle to Denver, returning Thu, Dec 11, priced at $119 found 2 hours ago

Fri, Nov 21 - Sun, Dec 7

PAE

Seattle

DEN

Denver

$132 Roundtrip, found 1 day ago

$132

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Nov 21 from Seattle to Denver, returning Sun, Dec 7, priced at $132 found 1 day ago

Mon, Nov 24 - Thu, Dec 11

PAE

Seattle

DEN

Denver

$137 Roundtrip, found 2 hours ago

$137

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Mon, Nov 24 from Seattle to Denver, returning Thu, Dec 11, priced at $137 found 2 hours ago

Mon, Nov 24 - Sun, Dec 14

PAE

Seattle

DEN

Denver

$147 Roundtrip, found 6 hours ago

$147

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Mon, Nov 24 from Seattle to Denver, returning Sun, Dec 14, priced at $147 found 6 hours ago

Fri, Nov 21 - Thu, Dec 11

PAE

Seattle

DEN

Denver

$154 Roundtrip, found 6 hours ago

$154

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Fri, Nov 21 from Seattle to Denver, returning Thu, Dec 11, priced at $154 found 6 hours ago

Mon, Nov 24 - Mon, Dec 8

PAE

Seattle

DEN

Denver

$155 Roundtrip, found 1 day ago

$155

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Nov 24 from Seattle to Denver, returning Mon, Dec 8, priced at $155 found 1 day ago