How much is the cheapest flight to Douglas County?

Prices were available within the past 7 days and start at $54 for one-way flights and $108 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Feb 19 - Sun, Feb 22

DEN

Denver

FSD

Sioux Falls

$108 Roundtrip, found 7 hours ago

$108

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Thu, Feb 19 from Denver to Sioux Falls, returning Sun, Feb 22, priced at $108 found 7 hours ago

Fri, Feb 20 - Mon, Feb 23

DEN

Denver

FSD

Sioux Falls

$123 Roundtrip, found 11 hours ago

$123

Roundtrip

found 11 hours ago

Select Frontier Airlines flight, departing Fri, Feb 20 from Denver to Sioux Falls, returning Mon, Feb 23, priced at $123 found 11 hours ago

Thu, Feb 26 - Mon, Mar 2

DEN

Denver

FSD

Sioux Falls

$124 Roundtrip, found 5 hours ago

$124

Roundtrip

found 5 hours ago

Select Frontier Airlines flight, departing Thu, Feb 26 from Denver to Sioux Falls, returning Mon, Mar 2, priced at $124 found 5 hours ago

Sun, Feb 22 - Sun, Mar 1

DEN

Denver

FSD

Sioux Falls

$135 Roundtrip, found 1 day ago

$135

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Feb 22 from Denver to Sioux Falls, returning Sun, Mar 1, priced at $135 found 1 day ago

Thu, Mar 5 - Mon, Mar 9

DEN

Denver

FSD

Sioux Falls

$140 Roundtrip, found 2 days ago

$140

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Mar 5 from Denver to Sioux Falls, returning Mon, Mar 9, priced at $140 found 2 days ago

Fri, Feb 20 - Fri, Feb 27

DEN

Denver

FSD

Sioux Falls

$145 Roundtrip, found 1 day ago

$145

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Feb 20 from Denver to Sioux Falls, returning Fri, Feb 27, priced at $145 found 1 day ago

Thu, Feb 12 - Sun, Feb 22

DEN

Denver

FSD

Sioux Falls

$179 Roundtrip, found 10 hours ago

$179

Roundtrip

found 10 hours ago

Select United flight, departing Thu, Feb 12 from Denver to Sioux Falls, returning Sun, Feb 22, priced at $179 found 10 hours ago

Fri, Jan 23 - Sun, Jan 25

ORD

Chicago

FSD

Sioux Falls

$189 Roundtrip, found 3 hours ago

$189

Roundtrip

found 3 hours ago

Select American Airlines flight, departing Fri, Jan 23 from Chicago to Sioux Falls, returning Sun, Jan 25, priced at $189 found 3 hours ago

Fri, Feb 20 - Mon, Feb 23

DEN

Denver

FSD

Sioux Falls

$199 Roundtrip, found 2 days ago

$199

Roundtrip

found 2 days ago

Select Delta flight, departing Fri, Feb 20 from Denver to Sioux Falls, returning Mon, Feb 23, priced at $199 found 2 days ago

Thu, Jan 29 - Mon, Feb 2

SEA

Seattle

FSD

Sioux Falls

$369 Roundtrip, found 2 hours ago

$369

Roundtrip

found 2 hours ago

Select Alaska Airlines flight, departing Thu, Jan 29 from Seattle to Sioux Falls, returning Mon, Feb 2, priced at $369 found 2 hours ago