Flights from Sioux Falls to Key West

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.

Tue, Oct 7 - Wed, Oct 15

FSD

Sioux Falls Regional

EYW

Key West Intl.

$373 Roundtrip, found 2 days ago

$373

Roundtrip

found 2 days ago

Select American Airlines flight, departing Tue, Oct 7 from Sioux Falls Regional to Key West Intl., returning Wed, Oct 15, priced at $373 found 2 days ago

Tue, Oct 7 - Thu, Oct 16

FSD

Sioux Falls Regional

EYW

Key West Intl.

$376 Roundtrip, found 2 days ago

$376

Roundtrip

found 2 days ago

Select American Airlines flight, departing Tue, Oct 7 from Sioux Falls Regional to Key West Intl., returning Thu, Oct 16, priced at $376 found 2 days ago

Wed, Oct 8 - Wed, Oct 15

FSD

Sioux Falls Regional

EYW

Key West Intl.

$378 Roundtrip, found 2 days ago

$378

Roundtrip

found 2 days ago

Select American Airlines flight, departing Wed, Oct 8 from Sioux Falls Regional to Key West Intl., returning Wed, Oct 15, priced at $378 found 2 days ago

Wed, Oct 8 - Thu, Oct 16

FSD

Sioux Falls Regional

EYW

Key West Intl.

$381 Roundtrip, found 2 days ago

$381

Roundtrip

found 2 days ago

Select American Airlines flight, departing Wed, Oct 8 from Sioux Falls Regional to Key West Intl., returning Thu, Oct 16, priced at $381 found 2 days ago

Mon, Oct 6 - Wed, Oct 15

FSD

Sioux Falls Regional

EYW

Key West Intl.

$384 Roundtrip, found 2 days ago

$384

Roundtrip

found 2 days ago

Select Delta flight, departing Mon, Oct 6 from Sioux Falls Regional to Key West Intl., returning Wed, Oct 15, priced at $384 found 2 days ago

Tue, Oct 7 - Tue, Oct 14

FSD

Sioux Falls Regional

EYW

Key West Intl.

$406 Roundtrip, found 2 days ago

$406

Roundtrip

found 2 days ago

Select American Airlines flight, departing Tue, Oct 7 from Sioux Falls Regional to Key West Intl., returning Tue, Oct 14, priced at $406 found 2 days ago

Wed, Oct 8 - Tue, Oct 14

FSD

Sioux Falls Regional

EYW

Key West Intl.

$411 Roundtrip, found 2 days ago

$411

Roundtrip

found 2 days ago

Select American Airlines flight, departing Wed, Oct 8 from Sioux Falls Regional to Key West Intl., returning Tue, Oct 14, priced at $411 found 2 days ago

Wed, Oct 8 - Sat, Oct 11

FSD

Sioux Falls Regional

EYW

Key West Intl.

$416 Roundtrip, found 2 days ago

$416

Roundtrip

found 2 days ago

Select American Airlines flight, departing Wed, Oct 8 from Sioux Falls Regional to Key West Intl., returning Sat, Oct 11, priced at $416 found 2 days ago

Mon, Oct 6 - Tue, Oct 14

FSD

Sioux Falls Regional

EYW

Key West Intl.

$443 Roundtrip, found 2 days ago

$443

Roundtrip

found 2 days ago

Select Delta flight, departing Mon, Oct 6 from Sioux Falls Regional to Key West Intl., returning Tue, Oct 14, priced at $443 found 2 days ago

Mon, Oct 6 - Fri, Oct 10

FSD

Sioux Falls Regional

EYW

Key West Intl.

$468 Roundtrip, found 2 days ago

$468

Roundtrip

found 2 days ago

Select Delta flight, departing Mon, Oct 6 from Sioux Falls Regional to Key West Intl., returning Fri, Oct 10, priced at $468 found 2 days ago

Sat, Oct 11 - Wed, Oct 15

FSD

Sioux Falls Regional

EYW

Key West Intl.

$475 Roundtrip, found 2 days ago

$475

Roundtrip

found 2 days ago

Select American Airlines flight, departing Sat, Oct 11 from Sioux Falls Regional to Key West Intl., returning Wed, Oct 15, priced at $475 found 2 days ago

Sat, Oct 11 - Thu, Oct 16

FSD

Sioux Falls Regional

EYW

Key West Intl.

$478 Roundtrip, found 2 days ago

$478

Roundtrip

found 2 days ago

Select American Airlines flight, departing Sat, Oct 11 from Sioux Falls Regional to Key West Intl., returning Thu, Oct 16, priced at $478 found 2 days ago

Mon, Oct 6 - Thu, Oct 16

FSD

Sioux Falls Regional

EYW

Key West Intl.

$481 Roundtrip, found 2 days ago

$481

Roundtrip

found 2 days ago

Select American Airlines flight, departing Mon, Oct 6 from Sioux Falls Regional to Key West Intl., returning Thu, Oct 16, priced at $481 found 2 days ago

Sat, Oct 11 - Tue, Oct 14

FSD

Sioux Falls Regional

EYW

Key West Intl.

$508 Roundtrip, found 2 days ago

$508

Roundtrip

found 2 days ago

Select American Airlines flight, departing Sat, Oct 11 from Sioux Falls Regional to Key West Intl., returning Tue, Oct 14, priced at $508 found 2 days ago

Mon, Oct 6 - Sat, Oct 11

FSD

Sioux Falls Regional

EYW

Key West Intl.

$516 Roundtrip, found 2 days ago

$516

Roundtrip

found 2 days ago

Select American Airlines flight, departing Mon, Oct 6 from Sioux Falls Regional to Key West Intl., returning Sat, Oct 11, priced at $516 found 2 days ago

Sun, Oct 12 - Wed, Oct 15

FSD

Sioux Falls Regional

EYW

Key West Intl.

$531 Roundtrip, found 2 days ago

$531

Roundtrip

found 2 days ago

Select Delta flight, departing Sun, Oct 12 from Sioux Falls Regional to Key West Intl., returning Wed, Oct 15, priced at $531 found 2 days ago

Tue, Oct 7 - Mon, Oct 13

FSD

Sioux Falls Regional

EYW

Key West Intl.

$555 Roundtrip, found 2 days ago

$555

Roundtrip

found 2 days ago

Select American Airlines flight, departing Tue, Oct 7 from Sioux Falls Regional to Key West Intl., returning Mon, Oct 13, priced at $555 found 2 days ago

Wed, Oct 8 - Mon, Oct 13

FSD

Sioux Falls Regional

EYW

Key West Intl.

$560 Roundtrip, found 2 days ago

$560

Roundtrip

found 2 days ago

Select American Airlines flight, departing Wed, Oct 8 from Sioux Falls Regional to Key West Intl., returning Mon, Oct 13, priced at $560 found 2 days ago

Tue, Oct 7 - Sun, Oct 12

FSD

Sioux Falls Regional

EYW

Key West Intl.

$567 Roundtrip, found 2 days ago

$567

Roundtrip

found 2 days ago

Select American Airlines flight, departing Tue, Oct 7 from Sioux Falls Regional to Key West Intl., returning Sun, Oct 12, priced at $567 found 2 days ago

Wed, Oct 8 - Sun, Oct 12

FSD

Sioux Falls Regional

EYW

Key West Intl.

$572 Roundtrip, found 2 days ago

$572

Roundtrip

found 2 days ago

Select American Airlines flight, departing Wed, Oct 8 from Sioux Falls Regional to Key West Intl., returning Sun, Oct 12, priced at $572 found 2 days ago