$105 Cheap Frontier Airlines flights Denver (DEN) to Sioux Falls (FSD)

$105 Cheap Frontier Airlines flights Denver (DEN) to Sioux Falls (FSD)

Prices were available within the past 7 days and start at $105 for one-way flights and $210 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Apr 17 - Fri, Apr 24

DEN

Denver

FSD

Sioux Falls

$210 Roundtrip, found 12 hours ago

$210

Roundtrip

found 12 hours ago

Select Frontier Airlines flight, departing Fri, Apr 17 from Denver to Sioux Falls, returning Fri, Apr 24, priced at $210 found 12 hours ago

Mon, Apr 13 - Mon, Apr 20

DEN

Denver

FSD

Sioux Falls

$245 Roundtrip, found 23 hours ago

$245

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Mon, Apr 13 from Denver to Sioux Falls, returning Mon, Apr 20, priced at $245 found 23 hours ago

Fri, Apr 17 - Fri, Apr 24

DEN

Denver

FSD

Sioux Falls

$284 Roundtrip, found 12 hours ago

$284

Roundtrip

found 12 hours ago

Select Frontier Airlines flight, departing Fri, Apr 17 from Denver to Sioux Falls, returning Fri, Apr 24, priced at $284 found 12 hours ago

Fri, Apr 17 - Fri, Apr 24

DEN

Denver

FSD

Sioux Falls

$308 Roundtrip, found 12 hours ago

$308

Roundtrip

found 12 hours ago

Select Frontier Airlines flight, departing Fri, Apr 17 from Denver to Sioux Falls, returning Fri, Apr 24, priced at $308 found 12 hours ago

Fri, Apr 17 - Fri, Apr 24

DEN

Denver

FSD

Sioux Falls

$333 Roundtrip, found 12 hours ago

$333

Roundtrip

found 12 hours ago

Select Frontier Airlines flight, departing Fri, Apr 17 from Denver to Sioux Falls, returning Fri, Apr 24, priced at $333 found 12 hours ago