$74 Cheap Frontier Airlines flights Denver (DEN) to Seattle Paine Field Intl. Airport (PAE)

$74 Cheap Frontier Airlines flights Denver (DEN) to Seattle Paine Field Intl. Airport (PAE)

Prices were available within the past 7 days and start at $74 for one-way flights and $148 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 15 - Mon, Sep 29

DEN

Denver

PAE

Seattle

$148 Roundtrip, found 16 hours ago

$148

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Mon, Sep 15 from Denver to Seattle, returning Mon, Sep 29, priced at $148 found 16 hours ago

Fri, Jul 4 - Fri, Jul 18

DEN

Denver

PAE

Seattle

$203 Roundtrip, found 3 days ago

$203

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Fri, Jul 4 from Denver to Seattle, returning Fri, Jul 18, priced at $203 found 3 days ago