How does KAYAK find such low prices on flights from South Dakota to Key West?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from South Dakota to Key West. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from South Dakota to Key West?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Key West from South Dakota is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from South Dakota to Key West?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Key West with an airline and back to South Dakota with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from South Dakota to Key West?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Key West from South Dakota up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$288 CHEAP FLIGHTS from South Dakota to Key West

EYW

KAYAK searches hundreds of travel sites at once for deals on flights to Key West

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$470

Overall average: $503

United Airlines

Tue 1/6Fri 1/9

FSD - EYW • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Key West!

Flight Deals

Cheap Flights from South Dakota to Key West

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from South Dakota to Key West that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

Last minute

Recent round-trip flight deals from South Dakota to Key West

Tue, Jan 6 - Fri, Jan 9

7:30 am - 3:17 pmFSD-EYW

6h 47m1 stop

4:15 pm - 10:47 amEYW-FSD

19h 32m1 stop

$470United Airlines

Find Deal

Tue, Jan 6 - Fri, Jan 9

7:30 am - 3:17 pmFSD-EYW

6h 47m1 stop

2:25 pm - 10:47 amEYW-FSD

21h 22m2 stops

$475United Airlines

Find Deal

Fri, Dec 19 - Mon, Dec 22

7:02 pm - 2:46 pmFSD-EYW

18h 44m1 stop

2:33 pm - 9:31 amEYW-FSD

19h 58m2 stops

$490Allegiant Air

Find Deal

Tue, Nov 25 - Tue, Dec 2

5:29 am - 4:13 pmFSD-EYW

9h 44m2 stops

2:39 pm - 9:09 pmEYW-FSD

7h 30m1 stop

$491American Airlines

Find Deal

Tue, Nov 25 - Tue, Dec 2

5:29 am - 5:06 pmFSD-EYW

10h 37m2 stops

11:44 am - 6:45 pmEYW-FSD

8h 01m2 stops

$496American Airlines

Find Deal

Fri, Dec 26 - Tue, Dec 30

8:50 pm - 9:45 pmFSD-EYW

23h 55m2 stops

10:32 pm - 9:07 amEYW-FSD

11h 35m1 stop

$589Multiple Airlines

Find Deal

Fri, Dec 19 - Mon, Dec 22

12:21 pm - 1:30 pmFSD-EYW

24h 09m2 stops

2:33 pm - 9:31 amEYW-FSD

19h 58m2 stops

$604Multiple Airlines

Find Deal

Sat, Nov 8 - Wed, Nov 12

5:30 am - 11:27 amFSD-EYW

4h 57m1 stop

6:18 pm - 11:09 pmEYW-FSD

5h 51m1 stop

$649Delta

Find Deal

Wed, Nov 12 - Sun, Nov 16

5:05 am - 11:31 amFSD-EYW

5h 26m1 stop

6:18 pm - 11:09 pmEYW-FSD

5h 51m1 stop

$763Delta

Find Deal

Sat, Dec 27 - Sat, Jan 3

6:55 pm - 4:59 pmFSD-EYW

45h 04m2 stops

10:35 pm - 9:27 amEYW-FSD

11h 52m1 stop

$856Allegiant Air

Find Deal

Useful Info

Low season	September
High season	March
Cheapest flight	$470

Best time to beat the crowds with an average 9% drop in price.

Most popular time to fly with an average 7% increase in price.

Flight from Sioux Falls to Key West

How does KAYAK find such low prices on flights from South Dakota to Key West?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from South Dakota to Key West.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from South Dakota to Key West?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Key West from South Dakota is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from South Dakota to Key West?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Key West with an airline and back to South Dakota with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from South Dakota to Key West?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Key West from South Dakota up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Little Torch Key

Everything you need to know for your flight to Key West

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Information on the airport you'll fly into in Key West

Key West (EYW)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

EYW

$288 Find Cheap Flights from South Dakota to Key West

KAYAK searches hundreds of travel sites at once for deals on flights to Key West

Everything you should know

Cheap Flights from South Dakota to Key West

Recent round-trip flight deals from South Dakota to Key West

Recent last minute flight deals from South Dakota to Key West

Good to know

FAQs for booking flights from South Dakota to Key West

How does KAYAK find such low prices on flights from South Dakota to Key West?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from South Dakota to Key West.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from South Dakota to Key West?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Key West from South Dakota is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from South Dakota to Key West?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Key West with an airline and back to South Dakota with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from South Dakota to Key West?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Key West from South Dakota up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Key West?

Everything you need to know for your flight to Key West

Information on the airport you'll fly into in Key West

Cabin class types available on flights to South Dakota

Complete your trip to Key West with a hotel stay or car rental

Find direct flights for Key West

Flights to other popular destinations

Flights from domestic origins to Key West

Choose which airport to fly into in Key West