$89 Cheap Frontier Airlines flights Sioux Falls (FSD) to Denver (DEN)

$89 Cheap Frontier Airlines flights Sioux Falls (FSD) to Denver (DEN)

Prices were available within the past 7 days and start at $89 for one-way flights and $111 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Nov 10 - Fri, Nov 14

FSD

Sioux Falls

DEN

Denver

$111 Roundtrip, found 4 days ago

$111

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Mon, Nov 10 from Sioux Falls to Denver, returning Fri, Nov 14, priced at $111 found 4 days ago

Mon, Nov 10 - Thu, Nov 13

FSD

Sioux Falls

DEN

Denver

$121 Roundtrip, found 4 days ago

$121

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Mon, Nov 10 from Sioux Falls to Denver, returning Thu, Nov 13, priced at $121 found 4 days ago

Thu, Nov 6 - Fri, Nov 14

FSD

Sioux Falls

DEN

Denver

$128 Roundtrip, found 4 days ago

$128

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Nov 6 from Sioux Falls to Denver, returning Fri, Nov 14, priced at $128 found 4 days ago

Sun, Nov 9 - Fri, Nov 14

FSD

Sioux Falls

DEN

Denver

$138 Roundtrip, found 4 days ago

$138

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sun, Nov 9 from Sioux Falls to Denver, returning Fri, Nov 14, priced at $138 found 4 days ago

Thu, Nov 6 - Mon, Nov 10

FSD

Sioux Falls

DEN

Denver

$145 Roundtrip, found 4 days ago

$145

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Nov 6 from Sioux Falls to Denver, returning Mon, Nov 10, priced at $145 found 4 days ago

Thu, Nov 6 - Sun, Nov 9

FSD

Sioux Falls

DEN

Denver

$148 Roundtrip, found 4 days ago

$148

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Nov 6 from Sioux Falls to Denver, returning Sun, Nov 9, priced at $148 found 4 days ago

Sun, Nov 9 - Mon, Nov 10

FSD

Sioux Falls

DEN

Denver

$155 Roundtrip, found 4 days ago

$155

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sun, Nov 9 from Sioux Falls to Denver, returning Mon, Nov 10, priced at $155 found 4 days ago

Fri, Nov 7 - Mon, Nov 10

FSD

Sioux Falls

DEN

Denver

$161 Roundtrip, found 18 hours ago

$161

Roundtrip

found 18 hours ago

Select Frontier Airlines flight, departing Fri, Nov 7 from Sioux Falls to Denver, returning Mon, Nov 10, priced at $161 found 18 hours ago

Fri, Nov 7 - Sun, Nov 9

FSD

Sioux Falls

DEN

Denver

$165 Roundtrip, found 4 days ago

$165

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Fri, Nov 7 from Sioux Falls to Denver, returning Sun, Nov 9, priced at $165 found 4 days ago

Sun, Dec 14 - Mon, Dec 29

FSD

Sioux Falls

DEN

Denver

$171 Roundtrip, found 1 day ago

$171

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Dec 14 from Sioux Falls to Denver, returning Mon, Dec 29, priced at $171 found 1 day ago