Flights from Sioux Falls to Denver

Cheapest flights from Sioux Falls

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Jul 21 - Wed, Jul 23

FSD

Sioux Falls Regional

DEN

Denver Intl.

$199 Roundtrip, found 2 days ago

$199

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Jul 21 from Sioux Falls Regional to Denver Intl., returning Wed, Jul 23, priced at $199 found 2 days ago

Wed, Jul 23 - Wed, Jul 30

FSD

Sioux Falls Regional

DEN

Denver Intl.

$208 Roundtrip, found 2 days ago

$208

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, Jul 23 from Sioux Falls Regional to Denver Intl., returning Wed, Jul 30, priced at $208 found 2 days ago

Thu, Jul 24 - Wed, Jul 30

FSD

Sioux Falls Regional

DEN

Denver Intl.

$218 Roundtrip, found 2 days ago

$218

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Jul 24 from Sioux Falls Regional to Denver Intl., returning Wed, Jul 30, priced at $218 found 2 days ago

Thu, Jul 24 - Thu, Jul 31

FSD

Sioux Falls Regional

DEN

Denver Intl.

$228 Roundtrip, found 2 days ago

$228

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Jul 24 from Sioux Falls Regional to Denver Intl., returning Thu, Jul 31, priced at $228 found 2 days ago

Wed, Jul 23 - Fri, Jul 25

FSD

Sioux Falls Regional

DEN

Denver Intl.

$258 Roundtrip, found 2 days ago

$258

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, Jul 23 from Sioux Falls Regional to Denver Intl., returning Fri, Jul 25, priced at $258 found 2 days ago

Thu, Jul 24 - Fri, Jul 25

FSD

Sioux Falls Regional

DEN

Denver Intl.

$268 Roundtrip, found 2 days ago

$268

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Jul 24 from Sioux Falls Regional to Denver Intl., returning Fri, Jul 25, priced at $268 found 2 days ago

Mon, Jul 21 - Wed, Jul 30

FSD

Sioux Falls Regional

DEN

Denver Intl.

$278 Roundtrip, found 2 days ago

$278

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Jul 21 from Sioux Falls Regional to Denver Intl., returning Wed, Jul 30, priced at $278 found 2 days ago

Mon, Jul 21 - Thu, Jul 31

FSD

Sioux Falls Regional

DEN

Denver Intl.

$288 Roundtrip, found 2 days ago

$288

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Jul 21 from Sioux Falls Regional to Denver Intl., returning Thu, Jul 31, priced at $288 found 2 days ago

Wed, Jul 23 - Sat, Jul 26

FSD

Sioux Falls Regional

DEN

Denver Intl.

$309 Roundtrip, found 2 days ago

$309

Roundtrip

found 2 days ago

Select United flight, departing Wed, Jul 23 from Sioux Falls Regional to Denver Intl., returning Sat, Jul 26, priced at $309 found 2 days ago

Sun, Jul 20 - Wed, Jul 30

FSD

Sioux Falls Regional

DEN

Denver Intl.

$320 Roundtrip, found 2 days ago

$320

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Jul 20 from Sioux Falls Regional to Denver Intl., returning Wed, Jul 30, priced at $320 found 2 days ago

Mon, Jul 21 - Fri, Jul 25

FSD

Sioux Falls Regional

DEN

Denver Intl.

$328 Roundtrip, found 2 days ago

$328

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Jul 21 from Sioux Falls Regional to Denver Intl., returning Fri, Jul 25, priced at $328 found 2 days ago

Sun, Jul 20 - Thu, Jul 31

FSD

Sioux Falls Regional

DEN

Denver Intl.

$330 Roundtrip, found 2 days ago

$330

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Jul 20 from Sioux Falls Regional to Denver Intl., returning Thu, Jul 31, priced at $330 found 2 days ago

Sun, Jul 20 - Wed, Jul 23

FSD

Sioux Falls Regional

DEN

Denver Intl.

$360 Roundtrip, found 2 days ago

$360

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Jul 20 from Sioux Falls Regional to Denver Intl., returning Wed, Jul 23, priced at $360 found 2 days ago

Sun, Jul 20 - Fri, Jul 25

FSD

Sioux Falls Regional

DEN

Denver Intl.

$370 Roundtrip, found 2 days ago

$370

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Jul 20 from Sioux Falls Regional to Denver Intl., returning Fri, Jul 25, priced at $370 found 2 days ago

Mon, Jul 21 - Wed, Jul 23

FSD

Sioux Falls Regional

DEN

Denver Intl.

$373 Roundtrip, found 2 days ago

$373

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Jul 21 from Sioux Falls Regional to Denver Intl., returning Wed, Jul 23, priced at $373 found 2 days ago

Sun, Jul 20 - Mon, Jul 21

FSD

Sioux Falls Regional

DEN

Denver Intl.

$430 Roundtrip, found 2 days ago

$430

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Jul 20 from Sioux Falls Regional to Denver Intl., returning Mon, Jul 21, priced at $430 found 2 days ago

Mon, Jul 21 - Wed, Jul 23

FSD

Sioux Falls Regional

DEN

Denver Intl.

$568 Roundtrip, found 2 days ago

$568

Roundtrip

found 2 days ago

Select United flight, departing Mon, Jul 21 from Sioux Falls Regional to Denver Intl., returning Wed, Jul 23, priced at $568 found 2 days ago

Tue, Jul 22 - Fri, Jul 25

FSD

Sioux Falls Regional

DEN

Denver Intl.

$577 Roundtrip, found 2 days ago

$577

Roundtrip

found 2 days ago

Select United flight, departing Tue, Jul 22 from Sioux Falls Regional to Denver Intl., returning Fri, Jul 25, priced at $577 found 2 days ago

Mon, Jul 21 - Wed, Jul 23

FSD

Sioux Falls Regional

DEN

Denver Intl.

$628 Roundtrip, found 2 days ago

$628

Roundtrip

found 2 days ago

Select American Airlines flight, departing Mon, Jul 21 from Sioux Falls Regional to Denver Intl., returning Wed, Jul 23, priced at $628 found 2 days ago

Mon, Jul 21 - Wed, Jul 23

FSD

Sioux Falls Regional

DEN

Denver Intl.

$653 Roundtrip, found 2 days ago

$653

Roundtrip

found 2 days ago

Select Delta flight, departing Mon, Jul 21 from Sioux Falls Regional to Denver Intl., returning Wed, Jul 23, priced at $653 found 2 days ago