Cheap Frontier Airlines flights Sioux Falls (FSD) to Portland (PDX)

Cheap Frontier Airlines flights Sioux Falls (FSD) to Portland (PDX)

Prices were available within the past 7 days and start at for one-way flights and $499 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Jun 22 - Tue, Jun 30

FSD

Sioux Falls

PDX

Portland

$499 Roundtrip, found 1 day ago

$499

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Jun 22 from Sioux Falls to Portland, returning Tue, Jun 30, priced at $499 found 1 day ago