$91 Cheap Frontier Airlines flights Denver (DEN) to Sioux Falls (FSD)

$91 Cheap Frontier Airlines flights Denver (DEN) to Sioux Falls (FSD)

Prices were available within the past 7 days and start at $91 for one-way flights and $152 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 13 - Thu, Aug 14

DEN

Denver

FSD

Sioux Falls

$152 Roundtrip, found 6 days ago

$152

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Wed, Aug 13 from Denver to Sioux Falls, returning Thu, Aug 14, priced at $152 found 6 days ago

Fri, Sep 5 - Sun, Sep 7

DEN

Denver

FSD

Sioux Falls

$159 Roundtrip, found 1 day ago

$159

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Sep 5 from Denver to Sioux Falls, returning Sun, Sep 7, priced at $159 found 1 day ago

Wed, Aug 13 - Wed, Aug 20

DEN

Denver

FSD

Sioux Falls

$170 Roundtrip, found 6 days ago

$170

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Wed, Aug 13 from Denver to Sioux Falls, returning Wed, Aug 20, priced at $170 found 6 days ago

Wed, Aug 13 - Thu, Aug 21

DEN

Denver

FSD

Sioux Falls

$172 Roundtrip, found 6 days ago

$172

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Wed, Aug 13 from Denver to Sioux Falls, returning Thu, Aug 21, priced at $172 found 6 days ago

Thu, Aug 14 - Thu, Aug 21

DEN

Denver

FSD

Sioux Falls

$174 Roundtrip, found 6 days ago

$174

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Aug 14 from Denver to Sioux Falls, returning Thu, Aug 21, priced at $174 found 6 days ago

Wed, Aug 13 - Fri, Aug 22

DEN

Denver

FSD

Sioux Falls

$182 Roundtrip, found 6 days ago

$182

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Wed, Aug 13 from Denver to Sioux Falls, returning Fri, Aug 22, priced at $182 found 6 days ago

Wed, Aug 13 - Mon, Aug 18

DEN

Denver

FSD

Sioux Falls

$184 Roundtrip, found 6 days ago

$184

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Wed, Aug 13 from Denver to Sioux Falls, returning Mon, Aug 18, priced at $184 found 6 days ago

Thu, Aug 14 - Mon, Aug 18

DEN

Denver

FSD

Sioux Falls

$186 Roundtrip, found 6 days ago

$186

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Aug 14 from Denver to Sioux Falls, returning Mon, Aug 18, priced at $186 found 6 days ago

Mon, Aug 11 - Wed, Aug 20

DEN

Denver

FSD

Sioux Falls

$191 Roundtrip, found 6 days ago

$191

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, Aug 11 from Denver to Sioux Falls, returning Wed, Aug 20, priced at $191 found 6 days ago

Mon, Aug 11 - Thu, Aug 21

DEN

Denver

FSD

Sioux Falls

$193 Roundtrip, found 6 days ago

$193

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Mon, Aug 11 from Denver to Sioux Falls, returning Thu, Aug 21, priced at $193 found 6 days ago